CVE-2026-4208

Authentication Bypass in extension "E-Mail MFA Provider" (mfa_email)

Title source: cna

Description

The extension fails to properly reset the generated MFA code after successful authentication. This leads to a possible MFA bypass for future login attempts by providing an empty string as MFA code to the extensions MFA provider.

References (1)

https://typo3.org/security/advisory/typo3-ext-sa-2026-007

Scores

EPSS 0.0005

EPSS Percentile 16.9%

Details

CWE

CWE-639

Status published

Products (2)

ralffreit/mfa-email Packagist

TYPO3/Extension "E-Mail MFA Provider" < 2.0.0

Published Mar 17, 2026

Tracked Since Mar 17, 2026