FreeScout < 1.8.224 - Invite Hash Authorization Bypass

FreeScout prior to 1.8.224 contains an authentication bypass caused by improper invitehash handling and decryption failure in user setup endpoint, letting anonymous attackers reset credentials and log in as the lowest-id activated user, exploit requires no authentication. id: CVE-2026-53595 info:...

CVE-2023-52268

FreeScout End-User Portal Authentication Bypass Exploit CVE-2023-52268 Overview This exploit targets a vulnerability in the FreeScout End-User Portal Module versions below 1.0.65 that allows an attacker to bypass authentication through improper session token management. By generating and testing...

CVE-2026-53595_exploit

CVE-2026-53595 + CVE-2026-53593 — ATO anónimo de FreeScout → RCE Ejecución remota de código sin autenticación en FreeScout ≤ 1.8.223 un sistema de help desk en Laravel mediante la combinación de dos fallos, ambos corregidos en 1.8.224 : CVE-2026-53595 — toma de cuenta anónima. POST...

CVE-2026-28289

🚨 CVE-2026-28289 — “Mail2Shell” RCE sin autenticación y sin clic en FreeScout mediante omisión de archivo adjunto por correo electrónico 📖 Resumen CVE-2026-28289 , apodada Mail2Shell , es una vulnerabilidad crítica de Ejecución Remota de Código RCE sin clic que afecta a FreeScout. Un atacante pue...

CVE-2026-27636

Passive reconnaissance and fingerprinting tool for detecting FreeScout deployments and analyzing exposure related to CVE-2026-28289. This script focuses on safe infrastructure intelligence gathering rather than exploitation. It helps researchers and defenders understand how FreeScout instances ar...

CVE-2026-35584

CVE-2026-35584 POC - CVE-2026-35584 FreeScout Description Summary The endpoint GET /thread/read/conversationid/threadid does not require authentication and does not validate whether the given threadid belongs to the given conversationid. This allows any unauthenticated attacker to: Mark any threa...

Exploit for CVE-2026-53595

CVE-2026-53595 + CVE-2026-53593 — FreeScout Anonymous ATO →...

CVE-2026-53594

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. FreeScout's Manage - Logs - App Logs feature uses the bundled rap2hpoutre/laravel-log-viewer override to decrypt a user-supplied file identifier and then pass the resolved path to Laravel's download response. Prior...

CVE-2026-53596

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.224, the FreeScout helpdesk application does not enforce rate limiting on the file upload endpoint. Any user can flood the server with upload requests, leading to database overload and potentia...

CVE-2026-53595

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.224, the public endpoint POST /user-setup/hash/invitesentat OpenController@userSetupSave selects the target account solely by its invitehash column, then overwrites that account's email and...

CVE-2026-53596 FreeScout has unrestricted file upload without rate limiting that leads to resource exhaustion (DoS)

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.224, the FreeScout helpdesk application does not enforce rate limiting on the file upload endpoint. Any user can flood the server with upload requests, leading to database overload and potentia...

CVE-2026-53596 FreeScout has unrestricted file upload without rate limiting that leads to resource exhaustion (DoS)

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.224, the FreeScout helpdesk application does not enforce rate limiting on the file upload endpoint. Any user can flood the server with upload requests, leading to database overload and potentia...

CVE-2026-53593

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.224, the denylist that neutralizes dangerous file uploads Helper::$restrictedextensions is incomplete: it does not cover the .pht extension. The authenticated upload endpoint POST /uploads/uplo...

CVE-2026-53595

FreeScout prior to v1.8.224 is vulnerable to anonymous account takeover via POST /user-setup/{hash}/{invite_sent_at}. The endpoint authenticates solely by invite_hash; an attacker can overwrite the target account’s email and password and log in without authentication. After activation, invite_has...

CVE-2026-53595 FreeScout vulnerable to anonymous account takeover via /user-setup empty invite_hash on MySQL

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.224, the public endpoint POST /user-setup/hash/invitesentat OpenController@userSetupSave selects the target account solely by its invitehash column, then overwrites that account's email and...

CVE-2026-53595

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.224, the public endpoint POST /user-setup/hash/invitesentat OpenController@userSetupSave selects the target account solely by its invitehash column, then overwrites that account's email and...

CVE-2026-53595 FreeScout vulnerable to anonymous account takeover via /user-setup empty invite_hash on MySQL

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.224, the public endpoint POST /user-setup/hash/invitesentat OpenController@userSetupSave selects the target account solely by its invitehash column, then overwrites that account's email and...

CVE-2026-53594

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. FreeScout's Manage - Logs - App Logs feature uses the bundled rap2hpoutre/laravel-log-viewer override to decrypt a user-supplied file identifier and then pass the resolved path to Laravel's download response. Prior...

CVE-2026-53594

Summary: CVE-2026-53594 affects FreeScout (PHP/Laravel) where the App Logs viewer can read arbitrary server files due to a flawed path resolution in the rap2hpoutre/laravel-log-viewer override. Before v1.8.224, the code accepts any existing absolute path prior to applying the storage/logs restric...

CVE-2026-53594 FreeScout has Arbitrary File Read in App Logs Viewer via Forged Encrypted Path

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. FreeScout's Manage - Logs - App Logs feature uses the bundled rap2hpoutre/laravel-log-viewer override to decrypt a user-supplied file identifier and then pass the resolved path to Laravel's download response. Prior...