mrsilaz/mfa_email · Security
Authentication Bypass in extension "E-Mail MFA Provider" (mfa_email)
- GHSA ID
- GHSA-29r8-gvx4-r9w3
- CVE ID
- CVE-2026-4208
- Severity
- high
- Published
- Updated
- CVSS
- 8.8 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS v3
- 8.8 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS v4
- 7.7 · CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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.
CWEs
- CWE-639 · Authorization Bypass Through User-Controlled Key
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-4208 ↗
- https://typo3.org/security/advisory/typo3-ext-sa-2026-007 ↗
- https://github.com/MrSilaz/mfa_email/commit/0bb7e85b236a5232f7b092915453dd7c3da48f12 ↗
- https://github.com/MrSilaz/mfa_email/releases/tag/v1.0.7 ↗
- https://github.com/MrSilaz/mfa_email/releases/tag/v2.0.1 ↗
- https://github.com/advisories/GHSA-29r8-gvx4-r9w3 ↗