{"id":"CVE-2026-90918","published":"2026-09-29T17:17:13.890","lastModified":"2026-09-29T21:39:02.570","description":"Joomla! Core - [20260908] - Core - XSS in HTML Mail Templates in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - The mail template feature lacks an escaping mechanism, causing XSS vectors in multiple extensions.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-79"],"vendors":[],"products":[],"references":[{"url":"https://developer.joomla.org/security-centre/1088-20260908-core-xss-in-html-mail-templates.html","tags":[]},{"url":"https://www.joomla.org/","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}