Vulnerability in Joomla! Project Cms
CVE-2026-90913
Joomla! Core - [20260903] - Core - Improper ACL checks for access level webservice endpoints in Joomla 4.0.0-5.4.8, 6.0.0-6.1.3 - An improper access check allows unauthorized users to perform mutation actions in access level endpoints.
Published · last modified .
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Joomla! Project Cms — versions 4.0.0-5.4.8, 6.0.0-6.1.3
Weakness classification (CWE)
References
- www.joomla.org/ (product)
- developer.joomla.org/security-centre/1083-20260903-core-improper-acl-checks-for… (vendor-advisory)