high8.8
CVE-2026-4208
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| composer | ralffreit/mfa-email | < 1.0.7 | 1.0.7 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mrsilaz | Mfa Mail | before 1.0.7 Version 2.0.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://typo3.org/security/advisory/typo3-ext-sa-2026-007
- https://github.com/advisories/GHSA-29r8-gvx4-r9w3
- https://nvd.nist.gov/vuln/detail/CVE-2026-4208
- 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