XSS via lack of input filtering in Joomla HTML filter
CVE-2026-48905 Published on May 26, 2026
Joomla! Framework - [20260520] - Inadequate content filtering within the cleanAttributes filter code.
Lack of input filtering leads to an XSS vector in the HTML filter code.
Weakness Type
What is a XSS Vulnerability?
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.
CVE-2026-48905 has been classified to as a XSS vulnerability or weakness.
Products Associated with CVE-2026-48905
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Affected Versions
Joomla! Project Joomla! Framework Filter package:- Version 1.0.0-3.0.5 is affected.
- Version 4.0.0-4.0.1 is affected.