Vulnerability in Joomla! Project Cms
CVE-2026-71573
Joomla! Core - [20260802] - Improper CORS origin validation in Joomla 4.0.0-5.4.7, 6.0.0-6.1.2 - An improper implementation prevented configured CORS origins from being properly validated in CORS requests.
Vulnerability class: CRLF Injection
Affected products
- Joomla! Project Cms — versions 4.0.0-5.4.6, 6.0.0-6.1.2
Weakness classification (CWE)
References
- security@joomla.org (product)
- security@joomla.org (vendor-advisory)