| Package | Affected versions | Patched versions |
|---|---|---|
| joomla! | ≥ 1.5.0, < 5.4.8≥ 6.0.0, < 6.1.3 | 5.4.86.1.3 |
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.
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