CVE-2026-90917

Joomla! Core - [20260907] - Core - Improper ACL checks in outputs for tagged items in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - An improper access check allows unauthorized users to view content items from inaccessible categories.

Score

CVSS 4.0 6.9 Medium

Status

Analyzed - security@joomla.org

Published

2026-09-29

Last modified

2026-10-06

Weaknesses

CWE-284

Affected products

• Joomla! (Joomla)
• Joomla Cms (Joomla Project)

References

• https://www.joomla.org/
• https://developer.joomla.org/security-centre/1087-20260907-core-improper-acl-checks-in-outputs-for-tagged-items.html