Initial commit

application/Espo/Tools/UserSecurity/Password/Checker.php

@@ -0,0 +1,122 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password;
+
+use SensitiveParameter;
+
+class Checker
+{
+    private const SPECIAL_CHARACTERS = "'-!\"#$%&()*,./:;?@[]^_`{|}~+<=>";
+
+    public function __construct(
+        private ConfigProvider $configProvider,
+    ) {}
+
+    public function checkStrength(#[SensitiveParameter] string $password): bool
+    {
+        $minLength = $this->configProvider->getStrengthLength();
+
+        if ($minLength) {
+            if (mb_strlen($password) < $minLength) {
+                return false;
+            }
+        }
+
+        $requiredLetterCount = $this->configProvider->getStrengthLetterCount();
+
+        if ($requiredLetterCount) {
+            $letterCount = 0;
+
+            foreach (str_split($password) as $c) {
+                if (ctype_alpha($c)) {
+                    $letterCount++;
+                }
+            }
+
+            if ($letterCount < $requiredLetterCount) {
+                return false;
+            }
+        }
+
+        $requiredNumberCount = $this->configProvider->getStrengthNumberCount();
+
+        if ($requiredNumberCount) {
+            $numberCount = 0;
+
+            foreach (str_split($password) as $c) {
+                if (is_numeric($c)) {
+                    $numberCount++;
+                }
+            }
+
+            if ($numberCount < $requiredNumberCount) {
+                return false;
+            }
+        }
+
+        $bothCases = $this->configProvider->getStrengthBothCases();
+
+        if ($bothCases) {
+            $ucCount = 0;
+            $lcCount = 0;
+
+            foreach (str_split($password) as $c) {
+                if (ctype_alpha($c) && $c === mb_strtoupper($c)) {
+                    $ucCount++;
+                }
+
+                if (ctype_alpha($c) && $c === mb_strtolower($c)) {
+                    $lcCount++;
+                }
+            }
+            if (!$ucCount || !$lcCount) {
+                return false;
+            }
+        }
+
+        $specialCharacterCount = $this->configProvider->getStrengthSpecialCharacterCount();
+
+        if ($specialCharacterCount) {
+            $realSpecialCharacterCount = 0;
+
+            foreach (str_split($password) as $c) {
+                if (str_contains(self::SPECIAL_CHARACTERS, $c)) {
+                    $realSpecialCharacterCount++;
+                }
+            }
+
+            if ($realSpecialCharacterCount < $specialCharacterCount) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+}

application/Espo/Tools/UserSecurity/Password/ConfigProvider.php

@@ -0,0 +1,79 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password;
+
+use Espo\Core\Utils\Config;
+
+class ConfigProvider
+{
+
+    public function __construct(
+        private Config $config,
+    ) {}
+
+    public function getStrengthLength(): ?int
+    {
+        return $this->config->get('passwordStrengthLength');
+    }
+
+    public function getStrengthLetterCount(): ?int
+    {
+        return $this->config->get('passwordStrengthLetterCount');
+    }
+
+    public function getStrengthNumberCount(): ?int
+    {
+        return $this->config->get('passwordStrengthNumberCount');
+    }
+
+    public function getStrengthSpecialCharacterCount(): ?int
+    {
+        return $this->config->get('passwordStrengthSpecialCharacterCount');
+    }
+
+    public function getStrengthBothCases(): bool
+    {
+        return (bool) $this->config->get('passwordStrengthBothCases');
+    }
+
+    public function getGenerateLength(): ?int
+    {
+        return $this->config->get('passwordGenerateLength');
+    }
+    public function getGenerateLetterCount(): ?int
+    {
+        return $this->config->get('passwordGenerateLetterCount');
+    }
+
+    public function getGenerateNumberCount(): ?int
+    {
+        return $this->config->get('passwordGenerateNumberCount');
+    }
+}

application/Espo/Tools/UserSecurity/Password/Generator.php

@@ -0,0 +1,77 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password;
+
+use Espo\Core\Utils\Util;
+
+/**
+ * A password generator.
+ *
+ * @todo Use an interface with binding.
+ */
+class Generator
+{
+    public function __construct(
+        private ConfigProvider $configProvider,
+    ) {}
+
+    /**
+     * Generate a password.
+     */
+    public function generate(): string
+    {
+        $length = $this->configProvider->getStrengthLength();
+        $letterCount = $this->configProvider->getStrengthLetterCount();
+        $numberCount = $this->configProvider->getStrengthNumberCount();
+        $specialCharacterCount = $this->configProvider->getStrengthSpecialCharacterCount() ?? 0;
+
+        $generateLength = $this->configProvider->getGenerateLength() ?? 10;
+        $generateLetterCount = $this->configProvider->getGenerateLetterCount() ?? 4;
+        $generateNumberCount = $this->configProvider->getGenerateNumberCount() ?? 2;
+
+        $length = is_null($length) ? $generateLength : $length;
+        $letterCount = is_null($letterCount) ? $generateLetterCount : $letterCount;
+        $numberCount = is_null($numberCount) ? $generateNumberCount : $numberCount;
+
+        if ($length < $generateLength) {
+            $length = $generateLength;
+        }
+
+        if ($letterCount < $generateLetterCount) {
+            $letterCount = $generateLetterCount;
+        }
+
+        if ($numberCount < $generateNumberCount) {
+            $numberCount = $generateNumberCount;
+        }
+
+        return Util::generatePassword($length, $letterCount, $numberCount, true, $specialCharacterCount);
+    }
+}

application/Espo/Tools/UserSecurity/Password/Jobs/RemoveRecoveryRequest.php

@@ -0,0 +1,63 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password\Jobs;
+
+use Espo\Core\Job\Job;
+use Espo\Core\Job\Job\Data;
+use Espo\Entities\PasswordChangeRequest;
+use Espo\ORM\EntityManager;
+use RuntimeException;
+
+class RemoveRecoveryRequest implements Job
+{
+    private EntityManager $entityManager;
+
+    public function __construct(EntityManager $entityManager)
+    {
+        $this->entityManager = $entityManager;
+    }
+
+    public function run(Data $data): void
+    {
+        $id = $data->get('id');
+
+        if (!$id) {
+            throw new RuntimeException();
+        }
+
+        $entity = $this->entityManager->getEntityById(PasswordChangeRequest::ENTITY_TYPE, $id);
+
+        if (!$entity) {
+            return;
+        }
+
+        $this->entityManager->removeEntity($entity);
+    }
+}

application/Espo/Tools/UserSecurity/Password/Jobs/SendAccessInfo.php

@@ -0,0 +1,72 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password\Jobs;
+
+use Espo\Core\Mail\Exceptions\SendingError;
+use Espo\Entities\User;
+use Espo\Core\Job\Job;
+use Espo\Core\Job\Job\Data;
+use Espo\Core\Exceptions\Error;
+use Espo\ORM\EntityManager;
+use Espo\Tools\UserSecurity\Password\Service as PasswordService;
+
+class SendAccessInfo implements Job
+{
+    private EntityManager $entityManager;
+    private PasswordService $passwordService;
+
+    public function __construct(EntityManager $entityManager, PasswordService $passwordService)
+    {
+        $this->entityManager = $entityManager;
+        $this->passwordService = $passwordService;
+    }
+
+    /**
+     * @throws SendingError
+     * @throws Error
+     */
+    public function run(Data $data): void
+    {
+        $userId = $data->getTargetId();
+
+        if (!$userId) {
+            throw new Error();
+        }
+
+        /** @var ?User $user */
+        $user = $this->entityManager->getEntityById(User::ENTITY_TYPE, $userId);
+
+        if (!$user) {
+            throw new Error("User '{$userId}' not found.");
+        }
+
+        $this->passwordService->sendAccessInfoForNewUser($user);
+    }
+}

application/Espo/Tools/UserSecurity/Password/Recovery/UrlValidator.php

@@ -0,0 +1,70 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password\Recovery;
+
+use Espo\Core\Exceptions\Forbidden;
+use Espo\Core\Utils\Config;
+use Espo\Entities\Portal;
+use Espo\ORM\EntityManager;
+
+class UrlValidator
+{
+    public function __construct(
+        private Config $config,
+        private EntityManager $entityManager
+    ) {}
+
+    /**
+     * @throws Forbidden
+     */
+    public function validate(string $url): void
+    {
+        $siteUrl = rtrim($this->config->get('siteUrl') ?? '', '/');
+
+        if (UrlValidatorUtil::validate($url, $siteUrl)) {
+            return;
+        }
+
+        /** @var iterable<Portal> $portals */
+        $portals = $this->entityManager
+            ->getRDBRepositoryByClass(Portal::class)
+            ->find();
+
+        foreach ($portals as $portal) {
+            $siteUrl = rtrim($portal->getUrl() ?? '', '/');
+
+            if (UrlValidatorUtil::validate($url, $siteUrl)) {
+                return;
+            }
+        }
+
+        throw new Forbidden("URL does not match Site URL.");
+    }
+}

application/Espo/Tools/UserSecurity/Password/Recovery/UrlValidatorUtil.php

@@ -0,0 +1,59 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2026 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password\Recovery;
+
+use const FILTER_VALIDATE_URL;
+use const PHP_URL_HOST;
+
+/**
+ * @internal
+ */
+class UrlValidatorUtil
+{
+    public static function validate(string $url, string $siteUrl): bool
+    {
+        $host = parse_url($url, PHP_URL_HOST);
+        $siteHost = parse_url($siteUrl, PHP_URL_HOST);
+
+        if ($host !== $siteHost) {
+            return false;
+        }
+
+        if (!filter_var($url, FILTER_VALIDATE_URL)) {
+            return false;
+        }
+
+        if (!str_starts_with($url, $siteUrl)) {
+            return false;
+        }
+
+        return true;
+    }
+}

application/Espo/Tools/UserSecurity/Password/RecoveryService.php

@@ -0,0 +1,568 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password;
+
+use Espo\Core\Authentication\Ldap\LdapLogin;
+use Espo\Core\Exceptions\Forbidden;
+use Espo\Core\Exceptions\NotFound;
+use Espo\Core\Exceptions\Error;
+use Espo\Core\ApplicationState;
+use Espo\Core\Authentication\Util\MethodProvider as AuthenticationMethodProvider;
+use Espo\Core\Exceptions\ForbiddenSilent;
+use Espo\Core\Job\JobSchedulerFactory;
+use Espo\Core\Mail\Exceptions\NoSmtp;
+use Espo\Core\Mail\Exceptions\SendingError;
+use Espo\Core\Mail\SmtpParams;
+use Espo\Core\Utils\Config\ApplicationConfig;
+use Espo\Core\Utils\Util;
+use Espo\Entities\Email;
+use Espo\Entities\SystemData;
+use Espo\Entities\User;
+use Espo\Entities\PasswordChangeRequest;
+use Espo\Entities\Portal;
+use Espo\Repositories\Portal as PortalRepository;
+use Espo\Core\Field\DateTime;
+use Espo\Core\Authentication\Logins\Espo as EspoLogin;
+use Espo\Core\Htmlizer\HtmlizerFactory as HtmlizerFactory;
+use Espo\Core\Job\QueueName;
+use Espo\Core\Mail\EmailSender;
+use Espo\Core\ORM\EntityManager;
+use Espo\Core\Utils\Config;
+use Espo\Core\Utils\Log;
+use Espo\Core\Utils\TemplateFileManager;
+use Espo\Tools\UserSecurity\Password\Jobs\RemoveRecoveryRequest;
+use Espo\Tools\UserSecurity\Password\Recovery\UrlValidator;
+
+class RecoveryService
+{
+    /** Milliseconds. */
+    private const REQUEST_DELAY = 3000;
+    private const REQUEST_LIFETIME = '3 hours';
+    private const NEW_USER_REQUEST_LIFETIME = '2 days';
+    private const EXISTING_USER_REQUEST_LIFETIME = '2 days';
+    private const INTERNAL_SMTP_INTERVAL_PERIOD = '1 hour';
+
+    public function __construct(
+        private EntityManager $entityManager,
+        private Config $config,
+        private EmailSender $emailSender,
+        private HtmlizerFactory $htmlizerFactory,
+        private TemplateFileManager $templateFileManager,
+        private Log $log,
+        private JobSchedulerFactory $jobSchedulerFactory,
+        private ApplicationState $applicationState,
+        private AuthenticationMethodProvider $authenticationMethodProvider,
+        private UrlValidator $urlValidator,
+        private ApplicationConfig $applicationConfig,
+    ) {}
+
+    /**
+     * @throws Forbidden
+     * @throws Error
+     * @throws NotFound
+     */
+    public function getRequest(string $id): PasswordChangeRequest
+    {
+        $config = $this->config;
+
+        if ($config->get('passwordRecoveryDisabled')) {
+            throw new Forbidden("Password recovery: Disabled.");
+        }
+
+        $request = $this->entityManager
+            ->getRDBRepositoryByClass(PasswordChangeRequest::class)
+            ->where(['requestId' => $id])
+            ->findOne();
+
+        if (!$request) {
+            throw new NotFound("Password recovery: Request not found by id.");
+        }
+
+        $userId = $request->get('userId');
+
+        if (!$userId) {
+            throw new Error();
+        }
+
+        return $request;
+    }
+
+    public function removeRequest(string $id): void
+    {
+        $request = $this->entityManager
+            ->getRDBRepositoryByClass(PasswordChangeRequest::class)
+            ->where(['requestId' => $id])
+            ->findOne();
+
+        if ($request) {
+            $this->entityManager->removeEntity($request);
+        }
+    }
+
+    /**
+     * @throws Forbidden
+     * @throws NotFound
+     * @throws Error
+     */
+    public function request(string $emailAddress, string $userName, ?string $url): bool
+    {
+        $config = $this->config;
+
+        $noExposure = $config->get('passwordRecoveryNoExposure') ?? false;
+
+        if ($config->get('passwordRecoveryDisabled')) {
+            throw new Forbidden("Password recovery: Disabled.");
+        }
+
+        if ($url) {
+            $this->urlValidator->validate($url);
+        }
+
+        $user = $this->entityManager
+            ->getRDBRepositoryByClass(User::class)
+            ->where([
+                'userName' => $userName,
+                'emailAddress' => $emailAddress,
+            ])
+            ->findOne();
+
+        if (!$user) {
+            $this->fail("User $emailAddress not found.", 404);
+
+            return false;
+        }
+
+        $userId = $user->getId();
+
+        if (!$user->isActive()) {
+            $this->fail("User $userId is not active.");
+
+            return false;
+        }
+
+        if (
+            !$user->isAdmin() &&
+            $this->authenticationMethodProvider->get() !== EspoLogin::NAME &&
+            !$this->isPortalLdapDisabled()
+        ) {
+            $this->fail("User $userId is not allowed, authentication method is not 'Espo'.");
+
+            return false;
+        }
+
+        if ($user->isApi() || $user->isSystem() || $user->isSuperAdmin()) {
+            $this->fail("User $userId is not allowed.");
+
+            return false;
+        }
+
+        if ($config->get('passwordRecoveryForInternalUsersDisabled')) {
+            if ($user->isRegular() || $user->isAdmin()) {
+                $this->fail("User $userId is not allowed, disabled for internal users.");
+
+                return false;
+            }
+        }
+
+        if ($config->get('passwordRecoveryForAdminDisabled')) {
+            if ($user->isAdmin()) {
+                $this->fail("User $userId is not allowed, disabled for admin users.");
+
+                return false;
+            }
+        }
+
+        if ($this->applicationState->isPortal()) {
+            if (!$user->isPortal()) {
+                $this->fail("User $userId is not allowed, as it's not portal user.");
+
+                return false;
+            }
+
+            $portalId = $this->applicationState->getPortalId();
+
+            if (!$user->getPortals()->hasId($portalId)) {
+                $this->fail("User $userId is from another portal.");
+
+                return false;
+            }
+        }
+
+        $existingRequest = $this->entityManager
+            ->getRDBRepositoryByClass(PasswordChangeRequest::class)
+            ->where(['userId' => $user->getId()])
+            ->findOne();
+
+        if ($existingRequest) {
+            if (!$noExposure) {
+                throw new ForbiddenSilent('Already-Sent');
+            }
+
+            $this->fail("Denied for $userId, already sent.");
+
+            return false;
+        }
+
+        $request = $this->createRequestNoSave($user, $url);
+
+        $microtime = microtime(true);
+
+        try {
+            $this->send($request->getRequestId(), $emailAddress, $user);
+        } catch (SendingError $e) {
+            $message = "Email sending error. " . $e->getMessage();
+
+            $this->log->error($message);
+
+            throw new Error("Email sending error.");
+        }
+
+        $this->entityManager->saveEntity($request);
+
+        $lifetime = $config->get('passwordRecoveryRequestLifetime') ?? self::REQUEST_LIFETIME;
+
+        $this->createCleanupRequestJob($request->getId(), $lifetime);
+
+        $timeDiff = $this->getDelay() - floor((microtime(true) - $microtime) / 1000);
+
+        if ($noExposure && $timeDiff > 0) {
+            $this->delay((int) $timeDiff);
+        }
+
+        return true;
+    }
+
+    /**
+     * @throws Error
+     */
+    private function createRequestNoSave(User $user, ?string $url = null): PasswordChangeRequest
+    {
+        $this->checkUser($user);
+
+        $entity = $this->entityManager->getRDBRepositoryByClass(PasswordChangeRequest::class)->getNew();
+
+        $entity->set([
+            'userId' => $user->getId(),
+            'requestId' => Util::generateCryptId(),
+            'url' => $url,
+        ]);
+
+        return $entity;
+    }
+
+    /**
+     * @throws Error
+     */
+    public function createRequestForNewUser(User $user, ?string $url = null): PasswordChangeRequest
+    {
+        $this->checkUser($user);
+
+        $entity = $this->createRequestNoSave($user, $url);
+
+        $this->entityManager->saveEntity($entity);
+
+        $lifetime = $this->config->get('passwordChangeRequestNewUserLifetime') ?? self::NEW_USER_REQUEST_LIFETIME;
+
+        $this->createCleanupRequestJob($entity->getId(), $lifetime);
+
+        return $entity;
+    }
+
+    /**
+     * @throws Error
+     * @throws Forbidden
+     */
+    public function createAndSendRequestForExistingUser(User $user, ?string $url = null): PasswordChangeRequest
+    {
+        $this->checkUser($user);
+
+        if (!$user->getEmailAddressGroup()->getPrimary()) {
+            throw new Error("No email address.");
+        }
+
+        $emailAddress = $user->getEmailAddressGroup()->getPrimary()->getAddress();
+
+        $entity = $this->createRequestNoSave($user, $url);
+
+        $this->entityManager->saveEntity($entity);
+
+        $lifetime = $this->config->get('passwordChangeRequestExistingUserLifetime') ??
+            self::EXISTING_USER_REQUEST_LIFETIME;
+
+        $this->createCleanupRequestJob($entity->getId(), $lifetime);
+
+        try {
+            $this->send($entity->getRequestId(), $emailAddress, $user);
+        } catch (SendingError $e) {
+            $this->log->error("Email sending error. " . $e->getMessage());
+
+            throw new Error("Email sending error.");
+        }
+
+        return $entity;
+    }
+
+    /**
+     * @throws Error
+     */
+    private function checkUser(User $user): void
+    {
+        if (
+            !$user->isActive() ||
+            !(
+                $user->isAdmin() ||
+                $user->isRegular() ||
+                $user->isPortal()
+            )
+        ) {
+            throw new Error("User is not allowed for password change request.");
+        }
+    }
+
+    private function createCleanupRequestJob(string $id, string $lifetime): void
+    {
+        $this->jobSchedulerFactory
+            ->create()
+            ->setClassName(RemoveRecoveryRequest::class)
+            ->setData(['id' => $id])
+            ->setTime(
+                DateTime::createNow()
+                    ->modify('+' . $lifetime)
+                    ->toDateTime()
+            )
+            ->setQueue(QueueName::Q1)
+            ->schedule();
+    }
+
+    private function getDelay(): int
+    {
+        return $this->config->get('passwordRecoveryRequestDelay') ?? self::REQUEST_DELAY;
+    }
+
+    private function delay(?int $delay = null): void
+    {
+        if ($delay === null) {
+            $delay = $this->getDelay();
+        }
+
+        usleep($delay * 1000);
+    }
+
+    /**
+     * @throws Error
+     * @throws SendingError
+     * @throws Forbidden
+     */
+    private function send(string $requestId, string $emailAddress, User $user): void
+    {
+        if (!$emailAddress) {
+            return;
+        }
+
+        $email = $this->entityManager->getRDBRepositoryByClass(Email::class)->getNew();
+
+        if (!$this->emailSender->hasSystemSmtp() && !$this->config->get('internalSmtpServer')) {
+            throw new Error("Password recovery: SMTP credentials are not defined.");
+        }
+
+        if (!$this->emailSender->hasSystemSmtp()) {
+            $this->checkIntervalForInternalSmtp();
+        }
+
+        $sender = $this->emailSender->create();
+
+        $subjectTpl = $this->templateFileManager->getTemplate('passwordChangeLink', 'subject', 'User');
+        $bodyTpl = $this->templateFileManager->getTemplate('passwordChangeLink', 'body', 'User');
+
+        $siteUrl = $this->applicationConfig->getSiteUrl();
+
+        if ($user->isPortal()) {
+            $portal = $this->entityManager
+                ->getRDBRepositoryByClass(Portal::class)
+                ->distinct()
+                ->join('users')
+                ->where([
+                    'isActive' => true,
+                    'users.id' => $user->getId(),
+                ])
+                ->findOne();
+
+            if (!$portal) {
+                throw new Error("Portal user does not belong to any portal.");
+            }
+
+            $this->getPortalRepository()->loadUrlField($portal);
+
+            $siteUrl = $portal->getUrl();
+
+            if (!$siteUrl) {
+                throw new Error("Portal does not have URL.");
+            }
+        }
+
+        $data = [];
+
+        $link = $siteUrl . '?entryPoint=changePassword&id=' . $requestId;
+
+        $data['link'] = $link;
+
+        $htmlizer = $this->htmlizerFactory->create(true);
+
+        $subject = $htmlizer->render($user, $subjectTpl, null, $data, true);
+        $body = $htmlizer->render($user, $bodyTpl, null, $data, true);
+
+        $email
+            ->setSubject($subject)
+            ->setBody($body)
+            ->addToAddress($emailAddress);
+
+        $email->set([
+            'isSystem' => true,
+        ]);
+
+        if (!$this->emailSender->hasSystemSmtp()) {
+            $server = $this->config->get('internalSmtpServer');
+            $port = $this->config->get('internalSmtpPort');
+
+            if (!$server || $port === null) {
+                throw new NoSmtp("No internal SMTP");
+            }
+
+            $smtpParams = SmtpParams::create($server, $port)
+                ->withAuth($this->config->get('internalSmtpAuth'))
+                ->withUsername($this->config->get('internalSmtpUsername'))
+                ->withPassword($this->config->get('internalSmtpPassword'))
+                ->withSecurity($this->config->get('internalSmtpSecurity'))
+                ->withFromName(
+                    $this->config->get('outboundEmailFromName')
+                );
+
+            $sender->withSmtpParams($smtpParams);
+        }
+
+        $sender->send($email);
+
+        $this->lastPasswordRecoveryDate();
+    }
+
+    /**
+     * @throws Forbidden
+     * @throws Error
+     * @throws NotFound
+     */
+    private function fail(?string $msg = null, int $errorCode = 403): void
+    {
+        $noExposure = $this->config->get('passwordRecoveryNoExposure') ?? false;
+
+        if ($msg) {
+            $msg = 'Password recovery: ' . $msg;
+
+            $this->log->warning($msg);
+        }
+
+        if (!$noExposure) {
+            if ($errorCode === 403) {
+                throw new Forbidden();
+            }
+
+            if ($errorCode === 404) {
+                throw new NotFound();
+            }
+
+            throw new Error();
+        }
+
+        $this->delay();
+    }
+
+    private function getPortalRepository(): PortalRepository
+    {
+        /** @var PortalRepository */
+        return $this->entityManager->getRDBRepository(Portal::ENTITY_TYPE);
+    }
+
+    /**
+     * @throws Forbidden
+     */
+    private function checkIntervalForInternalSmtp(): void
+    {
+        /** @var string $period */
+        $period = $this->config->get('passwordRecoveryInternalIntervalPeriod') ??
+            self::INTERNAL_SMTP_INTERVAL_PERIOD;
+
+        $data = $this->entityManager->getEntityById(SystemData::ENTITY_TYPE, SystemData::ONLY_ID);
+
+        if (!$data) {
+            return;
+        }
+
+        /** @var ?string $lastPasswordRecoveryDate */
+        $lastPasswordRecoveryDate = $data->get('lastPasswordRecoveryDate');
+
+        if (!$lastPasswordRecoveryDate) {
+            return;
+        }
+
+        $notPassed = DateTime::fromString($lastPasswordRecoveryDate)
+            ->modify('+' . $period)
+            ->isGreaterThan(DateTime::createNow());
+
+        if (!$notPassed) {
+            return;
+        }
+
+        throw Forbidden::createWithBody(
+            'Internal password recovery attempt interval failure.',
+            Error\Body::create()
+                ->withMessageTranslation('attemptIntervalFailure')
+                ->encode()
+        );
+    }
+
+    private function lastPasswordRecoveryDate(): void
+    {
+        $data = $this->entityManager->getEntityById(SystemData::ENTITY_TYPE, SystemData::ONLY_ID);
+
+        if (!$data) {
+            return;
+        }
+
+        $data->set('lastPasswordRecoveryDate', DateTime::createNow()->toString());
+
+        $this->entityManager->saveEntity($data);
+    }
+
+    private function isPortalLdapDisabled(): bool
+    {
+        return $this->applicationState->isPortal() &&
+            $this->authenticationMethodProvider->get() === LdapLogin::NAME &&
+            !$this->config->get('ldapPortalUserLdapAuth');
+    }
+}

application/Espo/Tools/UserSecurity/Password/Sender.php

@@ -0,0 +1,217 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password;
+
+use Espo\Core\Exceptions\Error;
+use Espo\Core\Htmlizer\HtmlizerFactory;
+use Espo\Core\Mail\EmailSender;
+use Espo\Core\Mail\Exceptions\NoSmtp;
+use Espo\Core\Mail\Exceptions\SendingError;
+use Espo\Core\Mail\Sender as EmailSenderSender;
+use Espo\Core\Utils\Config\ApplicationConfig;
+use Espo\Core\Utils\TemplateFileManager;
+use Espo\Entities\Email;
+use Espo\Entities\PasswordChangeRequest;
+use Espo\Entities\Portal;
+use Espo\Entities\User;
+use Espo\ORM\EntityManager;
+use Espo\Repositories\Portal as PortalRepository;
+
+class Sender
+{
+    public function __construct(
+        private EmailSender $emailSender,
+        private EntityManager $entityManager,
+        private HtmlizerFactory $htmlizerFactory,
+        private TemplateFileManager $templateFileManager,
+        private ApplicationConfig $applicationConfig,
+    ) {}
+
+    /**
+     * Send access info for a new user.
+     *
+     * @throws Error
+     * @throws NoSmtp
+     * @throws SendingError
+     */
+    public function sendAccessInfo(User $user, PasswordChangeRequest $request): void
+    {
+        $emailAddress = $user->getEmailAddress();
+
+        if (!$emailAddress) {
+            throw new Error("No email address.");
+        }
+
+        [$subjectTpl, $bodyTpl, $data] = $this->getAccessInfoTemplateData($user, null, $request);
+
+        if ($data === null) {
+            throw new Error("Could not send access info.");
+        }
+
+        /** @var Email $email */
+        $email = $this->entityManager->getNewEntity(Email::ENTITY_TYPE);
+
+        $htmlizer = $this->htmlizerFactory->createNoAcl();
+
+        $subject = $htmlizer->render($user, $subjectTpl ?? '', null, $data, true);
+        $body = $htmlizer->render($user, $bodyTpl ?? '', null, $data, true);
+
+        $email
+            ->addToAddress($emailAddress)
+            ->setSubject($subject)
+            ->setBody($body);
+
+        $this->createSender()
+            ->withAddedHeader('Auto-Submitted', 'auto-generated')
+            ->send($email);
+    }
+
+    /**
+     * Send a plain password in email.
+     *
+     * @throws SendingError
+     */
+    public function sendPassword(User $user, string $password): void
+    {
+        $emailAddress = $user->getEmailAddress();
+
+        if (empty($emailAddress)) {
+            return;
+        }
+
+        /** @var Email $email */
+        $email = $this->entityManager->getNewEntity(Email::ENTITY_TYPE);
+
+        if (!$this->isSmtpConfigured()) {
+            return;
+        }
+
+        [$subjectTpl, $bodyTpl, $data] = $this->getAccessInfoTemplateData($user, $password);
+
+        if ($data === null) {
+            return;
+        }
+
+        $htmlizer = $this->htmlizerFactory->createNoAcl();
+
+        $subject = $htmlizer->render($user, $subjectTpl ?? '', null, $data, true);
+        $body = $htmlizer->render($user, $bodyTpl ?? '', null, $data, true);
+
+        $email
+            ->setSubject($subject)
+            ->setBody($body)
+            ->addToAddress($emailAddress);
+
+        $this->createSender()
+            ->withAddedHeader('Auto-Submitted', 'auto-generated')
+            ->send($email);
+    }
+
+    private function createSender(): EmailSenderSender
+    {
+        return $this->emailSender->create();
+    }
+
+    /**
+     * @return array{?string, ?string, ?array<string, mixed>}
+     */
+    private function getAccessInfoTemplateData(
+        User $user,
+        ?string $password = null,
+        ?PasswordChangeRequest $passwordChangeRequest = null
+    ): array {
+
+        $data = [];
+
+        if ($password !== null) {
+            $data['password'] = $password;
+        }
+
+        $urlSuffix = '';
+
+        if ($passwordChangeRequest !== null) {
+            $urlSuffix = '?entryPoint=changePassword&id=' . $passwordChangeRequest->getRequestId();
+        }
+
+        $siteUrl = $this->applicationConfig->getSiteUrl() . '/' . $urlSuffix;
+
+        if ($user->isPortal()) {
+            $subjectTpl = $this->templateFileManager
+                ->getTemplate('accessInfoPortal', 'subject', User::ENTITY_TYPE);
+            $bodyTpl = $this->templateFileManager
+                ->getTemplate('accessInfoPortal', 'body', User::ENTITY_TYPE);
+
+            $urlList = [];
+
+            $portalList = $this->entityManager
+                ->getRDBRepositoryByClass(Portal::class)
+                ->distinct()
+                ->join('users')
+                ->where([
+                    'isActive' => true,
+                    'users.id' => $user->getId(),
+                ])
+                ->find();
+
+            foreach ($portalList as $portal) {
+                /** @var Portal $portal */
+                $this->getPortalRepository()->loadUrlField($portal);
+
+                $urlList[] = $portal->getUrl() . $urlSuffix;
+            }
+
+            if (count($urlList) === 0) {
+                return [null, null, null];
+            }
+
+            $data['siteUrlList'] = $urlList;
+
+            return [$subjectTpl, $bodyTpl, $data];
+        }
+
+        $subjectTpl = $this->templateFileManager->getTemplate('accessInfo', 'subject', User::ENTITY_TYPE);
+        $bodyTpl = $this->templateFileManager->getTemplate('accessInfo', 'body', User::ENTITY_TYPE);
+
+        $data['siteUrl'] = $siteUrl;
+
+        return [$subjectTpl, $bodyTpl, $data];
+    }
+
+    private function isSmtpConfigured(): bool
+    {
+        return $this->emailSender->hasSystemSmtp();
+    }
+
+    private function getPortalRepository(): PortalRepository
+    {
+        /** @var PortalRepository */
+        return $this->entityManager->getRDBRepository(Portal::ENTITY_TYPE);
+    }
+}

application/Espo/Tools/UserSecurity/Password/Service.php

@@ -0,0 +1,333 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2025 EspoCRM, Inc.
+ * Website: https://www.espocrm.com
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The interactive user interfaces in modified source and object code versions
+ * of this program must display Appropriate Legal Notices, as required under
+ * Section 5 of the GNU Affero General Public License version 3.
+ *
+ * In accordance with Section 7(b) of the GNU Affero General Public License version 3,
+ * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
+ ************************************************************************/
+
+namespace Espo\Tools\UserSecurity\Password;
+
+use Espo\Core\ApplicationState;
+use Espo\Core\Authentication\Ldap\LdapLogin;
+use Espo\Core\Authentication\Logins\Espo;
+use Espo\Core\Authentication\Util\MethodProvider as AuthenticationMethodProvider;
+use Espo\Core\Exceptions\Error;
+use Espo\Core\Exceptions\Forbidden;
+use Espo\Core\Exceptions\NotFound;
+use Espo\Core\FieldValidation\FieldValidationManager;
+use Espo\Core\Mail\EmailSender;
+use Espo\Core\Mail\Exceptions\SendingError;
+use Espo\Core\ORM\Repository\Option\SaveOption;
+use Espo\Core\Record\ServiceContainer;
+use Espo\Core\Utils\Config;
+use Espo\Core\Utils\PasswordHash;
+use Espo\Entities\User;
+use Espo\ORM\EntityManager;
+use SensitiveParameter;
+
+class Service
+{
+    public function __construct(
+        private User $user,
+        private ServiceContainer $serviceContainer,
+        private EmailSender $emailSender,
+        private Config $config,
+        private Generator $generator,
+        private Sender $sender,
+        private PasswordHash $passwordHash,
+        private EntityManager $entityManager,
+        private RecoveryService $recovery,
+        private FieldValidationManager $fieldValidationManager,
+        private Checker $checker,
+        private AuthenticationMethodProvider $authenticationMethodProvider,
+        private ApplicationState $applicationState,
+    ) {}
+
+    /**
+     * Create and send a password recovery link in an email. Only for admin.
+     *
+     * @throws Forbidden
+     * @throws NotFound
+     * @throws Error
+     */
+    public function createAndSendPasswordRecovery(string $id): void
+    {
+        if (!$this->user->isAdmin()) {
+            throw new Forbidden();
+        }
+
+        /** @var ?User $user */
+        $user = $this->entityManager->getEntityById(User::ENTITY_TYPE, $id);
+
+        if (!$user) {
+            throw new NotFound();
+        }
+
+        if (!$user->isActive()) {
+            throw new Forbidden("User is not active.");
+        }
+
+        if (
+            !$user->isRegular() &&
+            !$user->isAdmin() &&
+            !$user->isPortal()
+        ) {
+            throw new Forbidden();
+        }
+
+        $this->recovery->createAndSendRequestForExistingUser($user);
+    }
+
+    /**
+     * Change a password by a recovery request.
+     *
+     * @param string $requestId A request ID.
+     * @param string $password A new password.
+     *
+     * @return ?string A URL to suggest to a user.
+     * @throws Error
+     * @throws Forbidden
+     * @throws NotFound
+     */
+    public function changePasswordByRecovery(string $requestId, #[SensitiveParameter] string $password): ?string
+    {
+        $request = $this->recovery->getRequest($requestId);
+
+        $this->changePassword($request->getUserId(), $password);
+        $this->recovery->removeRequest($requestId);
+
+        return $request->getUrl();
+    }
+
+    /**
+     * Change a password with a current password check.
+     *
+     * @throws Forbidden
+     * @throws NotFound
+     * @throws Error
+     */
+    public function changePasswordWithCheck(
+        string $userId,
+        #[SensitiveParameter] string $password,
+        #[SensitiveParameter] string $currentPassword
+    ): void {
+
+        $this->changePasswordInternal($userId, $password, true, $currentPassword);
+    }
+
+    /**
+     * Change a password.
+     *
+     * @throws Forbidden
+     * @throws NotFound
+     * @throws Error
+     */
+    private function changePassword(string $userId, #[SensitiveParameter] string $password): void
+    {
+        $this->changePasswordInternal($userId, $password);
+    }
+
+    /**
+     * @throws Forbidden
+     * @throws Error
+     * @throws NotFound
+     */
+    private function changePasswordInternal(
+        string $userId,
+        #[SensitiveParameter] string $password,
+        bool $checkCurrentPassword = false,
+        #[SensitiveParameter] ?string $currentPassword = null
+    ): void {
+
+        /** @var ?User $user */
+        $user = $this->entityManager->getEntityById(User::ENTITY_TYPE, $userId);
+
+        if (!$user) {
+            throw new NotFound();
+        }
+
+        if (
+            $user->isSuperAdmin() &&
+            !$this->user->isSuperAdmin()
+        ) {
+            throw new Forbidden();
+        }
+
+        $authenticationMethod = $this->authenticationMethodProvider->get();
+
+        if (
+            !$user->isAdmin() &&
+            $authenticationMethod !== Espo::NAME &&
+            !$this->isPortalLdapDisabled()
+        ) {
+            throw new Forbidden("Authentication method is not `Espo`.");
+        }
+
+        if (empty($password)) {
+            throw new Error("Password can't be empty.");
+        }
+
+        if ($checkCurrentPassword) {
+            $userFound = $this->entityManager
+                ->getRDBRepositoryByClass(User::class)
+                ->getById($user->getId());
+
+            if (!$userFound) {
+                throw new NotFound("User not found");
+            }
+
+            if (!$this->passwordHash->verify($currentPassword ?? '', $userFound->getPassword())) {
+                throw new Forbidden("Wrong password.");
+            }
+        }
+
+        if (!$this->checker->checkStrength($password)) {
+            throw new Forbidden("Password is weak.");
+        }
+
+        $validLength = $this->fieldValidationManager->check(
+            $user,
+            'password',
+            'maxLength',
+            (object) ['password' => $password]
+        );
+
+        if (!$validLength) {
+            throw new Forbidden("Password exceeds max length.");
+        }
+
+        $user->set('password', $this->passwordHash->hash($password));
+
+        $this->entityManager->saveEntity($user);
+    }
+
+    /**
+     * Send access info for a new user.
+     *
+     * @throws Error
+     * @throws SendingError
+     */
+    public function sendAccessInfoForNewUser(User $user): void
+    {
+        $emailAddress = $user->getEmailAddress();
+
+        if ($emailAddress === null) {
+            throw new Error("Can't send access info for user '{$user->getId()}' w/o email address.");
+        }
+
+        if (!$this->isSmtpConfigured()) {
+            throw new Error("Can't send access info. SMTP is not configured.");
+        }
+
+        $stubPassword = $this->generator->generate();
+
+        $this->savePasswordSilent($user, $stubPassword);
+
+        $request = $this->recovery->createRequestForNewUser($user);
+
+        $this->sender->sendAccessInfo($user, $request);
+    }
+
+    /**
+     * Generate a new password and send it in an email. Only for admin.
+     *
+     * @throws Forbidden
+     * @throws NotFound
+     * @throws Error
+     */
+    public function generateAndSendNewPasswordForUser(string $id): void
+    {
+        if (!$this->user->isAdmin()) {
+            throw new Forbidden();
+        }
+
+        /** @var ?User $user */
+        $user = $this->serviceContainer
+            ->get(User::ENTITY_TYPE)
+            ->getEntity($id);
+
+        if (!$user) {
+            throw new NotFound();
+        }
+
+        if ($user->isApi()) {
+            throw new Forbidden();
+        }
+
+        if ($user->isSuperAdmin()) {
+            throw new Forbidden();
+        }
+
+        if ($user->isSystem()) {
+            throw new Forbidden();
+        }
+
+        if (!$user->getEmailAddress()) {
+            throw new Forbidden("Generate new password: Can't process because user doesn't have email address.");
+        }
+
+        if (!$this->isSmtpConfigured()) {
+            throw new Forbidden("Generate new password: Can't process because SMTP is not configured.");
+        }
+
+        $password = $this->generator->generate();
+
+        try {
+            $this->sender->sendPassword($user, $password);
+        } catch (SendingError) {
+            throw new Error("Email sending error.");
+        }
+
+        $this->savePassword($user, $password);
+    }
+
+    private function savePassword(User $user, #[SensitiveParameter] string $password): void
+    {
+        $user->set('password', $this->passwordHash->hash($password));
+
+        $this->entityManager->saveEntity($user);
+    }
+
+    private function savePasswordSilent(User $user, #[SensitiveParameter] string $password): void
+    {
+        $user->set('password', $this->passwordHash->hash($password));
+
+        $this->entityManager->saveEntity($user, [SaveOption::SILENT => true]);
+    }
+
+    private function isSmtpConfigured(): bool
+    {
+        return
+            $this->emailSender->hasSystemSmtp() ||
+            $this->config->get('internalSmtpServer');
+    }
+
+    private function isPortalLdapDisabled(): bool
+    {
+        return $this->applicationState->isPortal() &&
+            $this->authenticationMethodProvider->get() === LdapLogin::NAME &&
+            !$this->config->get('ldapPortalUserLdapAuth');
+    }
+}