CVE-2026-41904 FreeScout Stored XSS vulnerability in mailbox auto-reply: payload reaches every customer's email client (no CSP), bypassing strip_tags validator with mixed text+HTML content

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.217, a user with updateAutoReply permission can store an XSS payload in the mailbox auto-reply message. The payload is rendered unescaped in the auto-reply email sent to every customer who...

CVE-2026-41904

FreeScout (PHP/Laravel) prior to version 1.8.217 is affected by a Stored XSS in the mailbox auto-reply feature. A user with updateAutoReply permission can store an XSS payload in the auto-reply message, which is rendered unescaped in auto-reply emails sent to customers. As email clients do not en...

CVE-2026-41904 FreeScout Stored XSS vulnerability in mailbox auto-reply: payload reaches every customer's email client (no CSP), bypassing strip_tags validator with mixed text+HTML content

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.217, a user with updateAutoReply permission can store an XSS payload in the mailbox auto-reply message. The payload is rendered unescaped in the auto-reply email sent to every customer who...

PT-2026-38549

Name of the Vulnerable Software and Affected Versions FreeScout versions prior to 1.8.217 Description A user with updateAutoReply permission can store a Cross-Site Scripting XSS payload in the mailbox auto-reply message. This payload is rendered without escaping in the auto-reply emails sent to...