GHSA-29r8-gvx4-r9w3high8.8
Authentication Bypass in extension "E-Mail MFA Provider" (mfa_email)
Impact
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.
Source excerpt · OSVAffected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
ralffreit/mfa-email Packagist
| Affected range | Recorded fix |
|---|---|
| Earlier releases before 1.0.7Ecosystem versions | 1.0.7 |
| From 2.0.0 before 2.0.1Ecosystem versions | 2.0.1 |
Version evidence: OSV · GHSA-29r8-gvx4-r9w3
View original version evidence (7 explicit versions)
Original source 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
- Security advisory nvd.nist.gov/vuln/detail/CVE-2026-4208
- Patch github.com/MrSilaz/mfa_email/commit/0bb7e85b236a5232f7b092915453dd7c3da48f12
- Source reference github.com/MrSilaz/mfa_email
- Release notes github.com/MrSilaz/mfa_email/releases/tag/v1.0.7
- Release notes github.com/MrSilaz/mfa_email/releases/tag/v2.0.1
- Security advisory typo3.org/security/advisory/typo3-ext-sa-2026-007