Vulnerability Details CVE-2026-92231
Joomla! Core - [20260915] - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The checkAttribute method normalized an attribute value before testing it against the "javascript:" scheme regex, however without decoding HTML5 entities beforehand, causing an XSS vector.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 17.8%
CVSS Severity