[20260910] - Core - Improper ACL checks for workflow stage changes

Project: Joomla!
SubProject: CMS
Impact: Low
Severity: Moderate
Probability: Moderate
Versions: 5.0.0-5.4.8,6.0.0-6.1.3
Exploit type: Incorrect Access Control
Reported Date: 2026-08-27
Fixed Date: 2026-09-25
CVE Number: CVE-2026-92223

Description

An improper access check allows unauthorized users to update the workflow stage of inaccessible contents.

Affected Installs

Joomla! CMS versions 5.0.0-5.4.8, 6.0.0-6.1.3

Solution

Upgrade to version 5.4.9, 6.1.4

Contact

The JSST at the Joomla! Security Centre.

Reported By: Faceless