CVE-2026-4208
HIGHCVSS 8.8/10EPSS 0.26%
Last modified
CVE-2026-4208 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mrsilaz | Mfa Mail | < 1.0.7 |
| Mrsilaz | Mfa Mail | 2.0.0 |
References
- https://typo3.org/security/advisory/typo3-ext-sa-2026-007Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-4208?
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.
How severe is CVE-2026-4208?
CVE-2026-4208 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.26% probability of exploitation in the next 30 days.
How do I fix CVE-2026-4208?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
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Are you affected by CVE-2026-4208?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST