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.

Vendor Advisory NVD

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.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE

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: