[ CVE-2026-90914 · Published 29 Sep 2026 ]

Vulnerability in Joomla! Project Joomla! CMS

CVSS 6.4 EPSS <1%1 agency advisoryFix available

[ Description ]Official description

Joomla! Core - [20260904] - Core - XSS in the generic media output layouts in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - Lack of escaping leads to an XSS vulnerability in the generic audio and video output layouts.

[ Fixes ]Fixes and patches

Patch on developer.joomla.orgVendor patch or bulletin · NVD · Reference tagged 'Patch' by NVD

[ Advisories ]Government CERT advisories

BSI CERT-Bund29 Sep 2026WID-SEC-2026-3636

Joomla: Multiple vulnerabilities Translated from German
CVE-2026-92227CVE-2026-90914CVE-2026-90913+13 more CVEs

[ References ]References

developer.joomla.org/security-centre/1084-20260904-core-xss-in-the-generic-media-output…PatchVendor Advisory
www.joomla.orgProduct

[ Description ]Official description

[ Fixes ]Fixes and patches

[ Advisories ]Government CERT advisories

Joomla: Multiple vulnerabilities Translated from German

[ References ]References