Description
Joomla! Core - [20260803] - Inconsistent ACL checks for mutating webservice endpoints in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2 - An improper access check allows unauthorized users to perform mutation actions in webservice endpoints, where the same mutation was restricted in the backend UI.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Joomla! Project | Joomla! CMS | 4.0.0-5.4.6, 6.0.0-6.1.2 | — |
Advisories 1
- WID-SEC-2026-2926 Joomla: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 18, 2026