Joomla 4-5.4.7/6-6.1.2 MFA Bypass via Insufficient State Checks
CVE-2026-73337 Published on August 18, 2026
Joomla! Core - [20260807] - MFA Authentication Bypass in Joomla 4.0.0-5.4.7 and 6.0.0-6.1.2
Joomla! Core - [20260807] - MFA Authentication Bypass in Joomla 4.0.0-5.4.7 and 6.0.0-6.1.2 - Insufficient state checks lead to a vector that allows to bypass 2FA checks.
Vulnerability Analysis
CVE-2026-73337 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is an authentification Vulnerability?
When an actor claims to have a given identity, the software does not prove or insufficiently proves that the claim is correct.
CVE-2026-73337 has been classified to as an authentification vulnerability or weakness.
Products Associated with CVE-2026-73337
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Affected Versions
Joomla! Project Joomla! CMS:- Version 4.0.0-5.4.6 is affected.
- Version 6.0.0-6.1.2 is affected.