diff --git a/application/Espo/Classes/Acl/Email/LinkCheckers/ParentLinkChecker.php b/application/Espo/Classes/Acl/Email/LinkCheckers/ParentLinkChecker.php
new file mode 100644
index 0000000000..865497eea6
--- /dev/null
+++ b/application/Espo/Classes/Acl/Email/LinkCheckers/ParentLinkChecker.php
@@ -0,0 +1,80 @@
+<?php
+/************************************************************************
+ * This file is part of EspoCRM.
+ *
+ * EspoCRM – Open Source CRM application.
+ * Copyright (C) 2014-2024 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
+ * 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\Classes\Acl\Email\LinkCheckers;
+
+use Espo\Core\Acl\LinkChecker;
+use Espo\Core\AclManager;
+use Espo\Entities\Email;
+use Espo\Entities\User;
+use Espo\ORM\Entity;
+use Espo\ORM\EntityManager;
+
+/**
+ * @implements LinkChecker<Email, Entity>
+ * @noinspection PhpUnused
+ */
+class ParentLinkChecker implements LinkChecker
+{
+    public function __construct(
+        private EntityManager $entityManager,
+        private AclManager $aclManager
+    ) {}
+
+    public function check(User $user, Entity $entity, Entity $foreignEntity): bool
+    {
+        if ($this->aclManager->checkEntityRead($user, $foreignEntity)) {
+            return true;
+        }
+
+        if (!$entity->getReplied()) {
+            return false;
+        }
+
+        $replied = $this->entityManager
+            ->getRepositoryByClass(Email::class)
+            ->getById($entity->getReplied()->getId());
+
+        if (!$replied) {
+            return false;
+        }
+
+        $parentLink = $replied->getParent();
+
+        if (
+            !$parentLink ||
+            $parentLink->getId() !== $foreignEntity->getId() ||
+            $parentLink->getEntityType() !== $foreignEntity->getEntityType()
+        ) {
+            return false;
+        }
+
+        return $this->aclManager->checkEntityRead($user, $replied);
+    }
+}
diff --git a/application/Espo/Resources/i18n/en_US/Global.json b/application/Espo/Resources/i18n/en_US/Global.json
index c1ae4b5f94..ca330becdd 100644
--- a/application/Espo/Resources/i18n/en_US/Global.json
+++ b/application/Espo/Resources/i18n/en_US/Global.json
@@ -376,7 +376,7 @@
         "loggedOutLeaveOut": "Logged out. The session is inactive. You may lose unsaved form data after page refresh. You may need to make a copy.",
         "noAccessToRecord": "Operation requires `{action}` access to record.",
         "noAccessToForeignRecord": "Operation requires `{action}` access to foreign record.",
-        "noLinkAccess": "Can't relate with {foreignEntity} record through the link {link}. No access.",
+        "noLinkAccess": "Can't relate with {foreignEntityType} record through the link '{link}'. No access.",
         "cannotUnrelateRequiredLink": "Can't unrelate required link.",
         "cannotRelateNonExisting": "Can't relate with non-existing {foreignEntityType} record.",
         "cannotRelateForbidden": "Can't relate with forbidden {foreignEntityType} record. `{action}` access required.",
diff --git a/application/Espo/Resources/metadata/aclDefs/Email.json b/application/Espo/Resources/metadata/aclDefs/Email.json
index 8fe35a3411..7663998b9a 100644
--- a/application/Espo/Resources/metadata/aclDefs/Email.json
+++ b/application/Espo/Resources/metadata/aclDefs/Email.json
@@ -4,5 +4,8 @@
     "portalAccessCheckerClassName": "Espo\\Classes\\AclPortal\\Email\\AccessChecker",
     "portalOwnershipCheckerClassName": "Espo\\Classes\\AclPortal\\Email\\OwnershipChecker",
     "assignmentCheckerClassName": "Espo\\Classes\\Acl\\Email\\AssignmentChecker",
-    "readOwnerUserField": "users"
+    "readOwnerUserField": "users",
+    "linkCheckerClassNameMap": {
+        "parent": "Espo\\Classes\\Acl\\Email\\LinkCheckers\\ParentLinkChecker"
+    }
 }