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

State: Published
Severity: 6.9 Medium
Published: Sep 29, 2026
Updated: Sep 30, 2026
Reserved: Sep 14, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N	Joomla

Weaknesses

CWE-284 Improper Access Control

Affected Products

Product	Versions
Joomla! CMSJoomla! Project	4.0.0-5.4.8Affected 6.0.0-6.1.3Affected

References

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

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