PT-2026-102690 · Joomla · Joomla!

Aria Akhavan

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CVE-2026-90914

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Published

2026-09-29

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Updated

2026-09-29

CVSS v3.1

6.4

Medium

VectorAV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:L
Name of the Vulnerable Software and Affected Versions Joomla! Core versions 4.0.0 through 5.4.8 Joomla! Core versions 6.0.0 through 6.1.3
Description Lack of escaping in the generic audio and video output layouts leads to a Cross-Site Scripting (XSS) issue. XSS is a flaw that allows an attacker to inject malicious scripts into web pages viewed by other users.
Recommendations Update Joomla! Core versions 4.0.0 through 5.4.8 to a version newer than 5.4.8. Update Joomla! Core versions 6.0.0 through 6.1.3 to a version newer than 6.1.3.

Fix

XSS

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dbugs@ptsecurity.com

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-90914

Affected Products

Joomla!