[ CVE-2026-90916 · Published 29 Sep 2026 ]

Vulnerability in Joomla! Project Joomla! CMS

CVSS 2.7 EPSS <1%1 agency advisoryFix available

[ Description ]Official description

Joomla! Core - [20260906] - Core - Improper ACL checks in content history comparison view in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - An improper access check allows unauthorized users to view inaccessible contents.

[ Fixes ]Fixes and patches

[ Advisories ]Government CERT advisories