Improper Authentication in Joomla! - CVE-2026-92227
Published: September 30, 2026
Vulnerability identifier: #VU152880
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-92227
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to bypass multi-factor authentication.
The vulnerability exists due to premature issuance of a rememberme cookie in Joomla! CMS rememberme cookie handling when handling rememberme cookies. A remote user can use a prematurely issued rememberme cookie to bypass multi-factor authentication.
Affected software
Joomla!
How to mitigate CVE-2026-92227
Install security update from vendor's website.
Joomla! - addressed in versions 5.4.9, 6.1.4