CVE-2026-4208 (GCVE-0-2026-4208)
Vulnerability from cvelistv5 – Published: 2026-03-17 08:34 – Updated: 2026-03-17 08:34
VLAI?
Title
Authentication Bypass in extension "E-Mail MFA Provider" (mfa_email)
Summary
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.
Severity ?
CWE
Assigner
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| TYPO3 | Extension "E-Mail MFA Provider" |
Affected:
0 , ≤ 2.0.0
(semver)
|
Date Public ?
2026-03-17 09:00
Credits
Jan Holtkötter
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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