CVE-2026-41192

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, the reply and draft flows trust client-supplied encrypted attachment IDs. Any IDs present in attachmentsall but omitted from retained lists are decrypted and passed directly to Attachment::deleteByIds. Because...

CVE-2026-40592

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.214, the undo-send route GET /conversation/undo-reply/threadid checks only whether the current user can view the parent conversation. It does not verify that the current user created the reply being undone. In a...

CVE-2026-40591

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.214, the phone-conversation creation flow accepts attacker-controlled customerid, name, toemail, and phone values and resolves the target customer in the backend without enforcing mailbox-scoped customer visibility...

CVE-2026-40568

FreeScout is a free self-hosted help desk and shared mailbox. Versions prior to 1.8.213 have a stored cross-site scripting XSS vulnerability in the mailbox signature feature. The sanitization function Helper::stripDangerousTags app/Misc/Helper.php:568 uses an incomplete blocklist of only four HTM...

CVE-2026-40569

FreeScout is a free self-hosted help desk and shared mailbox. Versions prior to 1.8.213 have a mass assignment vulnerability in the mailbox connection settings endpoints of FreeScout connectionIncomingSave at app/Http/Controllers/MailboxesController.php:468 and connectionOutgoingSave at line 398...

CVE-2026-41194 FreeScout's Mailbox OAuth disconnect uses a state-changing GET and is CSRFable

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, the mailbox OAuth disconnect action is implemented as GET /mailbox/oauth-disconnect/id/inout/provider. It removes stored OAuth metadata from the mailbox and then redirects. Because it is a GET route, no CSRF...

CVE-2026-41194 FreeScout's Mailbox OAuth disconnect uses a state-changing GET and is CSRFable

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, the mailbox OAuth disconnect action is implemented as GET /mailbox/oauth-disconnect/id/inout/provider. It removes stored OAuth metadata from the mailbox and then redirects. Because it is a GET route, no CSRF...

CVE-2026-41194 FreeScout's Mailbox OAuth disconnect uses a state-changing GET and is CSRFable

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, the mailbox OAuth disconnect action is implemented as GET /mailbox/oauth-disconnect/id/inout/provider. It removes stored OAuth metadata from the mailbox and then redirects. Because it is a GET route, no CSRF...

CVE-2026-41194

FreeScout before 1.8.215 exposes a GET /mailbox/oauth-disconnect/{id}/{in_out}/{provider} action that removes stored OAuth metadata without CSRF protection, enabling cross-site triggering against a logged-in mailbox admin. Root cause: GET route lacks CSRF token validation. Impact: potential unaut...

CVE-2026-41191 FreeScout's signature only mailbox permission allows unauthorized mailbox chat setting changes

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, MailboxesController::updateSave persists chatstartnew outside the allowed-field filter. A user with only the mailbox sig permission sees only the signature field in the UI, but can still change the hidden...

CVE-2026-41191

FreeScout vulnerability detail: before 1.8.215, MailboxesController::updateSave() persists chat_start_new outside the allowed-field filter. A user with only the mailbox sig permission can alter the hidden mailbox-wide chat setting via direct POST, despite UI restricting to the signature field. Ve...

EUVD-2026-24197

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, MailboxesController::updateSave persists chatstartnew outside the allowed-field filter. A user with only the mailbox sig permission sees only the signature field in the UI, but can still change the hidden...

CVE-2026-41191 FreeScout's signature only mailbox permission allows unauthorized mailbox chat setting changes

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, MailboxesController::updateSave persists chatstartnew outside the allowed-field filter. A user with only the mailbox sig permission sees only the signature field in the UI, but can still change the hidden...

CVE-2026-41191

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, MailboxesController::updateSave persists chatstartnew outside the allowed-field filter. A user with only the mailbox sig permission sees only the signature field in the UI, but can still change the hidden...

CVE-2026-41189

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.215, customer-thread editing is authorized through ThreadPolicy::edit, which checks mailbox access but does not apply the assigned-only restriction from ConversationPolicy. A user who cannot view a conversation can...

CVE-2026-40592 FreeScout's cross-user undo reply allows mailbox peers to recall another agent's outbound reply

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.214, the undo-send route GET /conversation/undo-reply/threadid checks only whether the current user can view the parent conversation. It does not verify that the current user created the reply being undone. In a...

CVE-2026-40592

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.214, the undo-send route GET /conversation/undo-reply/threadid checks only whether the current user can view the parent conversation. It does not verify that the current user created the reply being undone. In a...

EUVD-2026-24189

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.214, the undo-send route GET /conversation/undo-reply/threadid checks only whether the current user can view the parent conversation. It does not verify that the current user created the reply being undone. In a...

CVE-2026-40592

FreeScout (self-hosted help desk) prior to 1.8.214 is affected by CVE-2026-40592. The vulnerability lies in the undo-send route GET /conversation/undo-reply/{thread_id}, which only checks whether the current user can view the parent conversation and does not verify that the user created the reply...

CVE-2026-40591 FreeScout: Improper Authorization in Phone Conversation Creation Enables Cross-Mailbox Hidden Customer Modification

FreeScout is a free self-hosted help desk and shared mailbox. Prior to version 1.8.214, the phone-conversation creation flow accepts attacker-controlled customerid, name, toemail, and phone values and resolves the target customer in the backend without enforcing mailbox-scoped customer visibility...