PT-2026-102693 · Joomla · Joomla!

Amin İsayev

+1

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CVE-2026-90917

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Published

2026-09-29

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Updated

2026-09-29

CVSS v4.0

6.9

Medium

VectorAV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
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 An improper Access Control List (ACL) check occurs in the outputs for tagged items. This flaw allows unauthorized users to view content items that belong to categories they are not permitted to access.
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

Improper Access Control

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dbugs@ptsecurity.com

Weakness Enumeration

CWE-284

Related Identifiers

CVE-2026-90917

Affected Products

Joomla!