phpMyFAQ 4.0.0 before 4.1.9 contains an authentication bypass vulnerability where WebAuthn registration endpoints attach credentials to any account without authentication or challenge validation. Attackers can stage a victim username, submit a forged fmt=none attestation to register a passkey, then log in bypassing passwords and TOTP for account takeover.
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Affected Vendors & Products
Advisories
No advisories yet.
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Sat, 17 Oct 2026 19:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | phpMyFAQ 4.0.0 before 4.1.9 contains an authentication bypass vulnerability where WebAuthn registration endpoints attach credentials to any account without authentication or challenge validation. Attackers can stage a victim username, submit a forged fmt=none attestation to register a passkey, then log in bypassing passwords and TOTP for account takeover. | |
| Title | phpMyFAQ 4.0.0 before 4.1.9 Authentication Bypass via WebAuthn Credential Injection | |
| First Time appeared |
Phpmyfaq
Phpmyfaq phpmyfaq |
|
| Weaknesses | CWE-287 | |
| CPEs | cpe:2.3:a:phpmyfaq:phpmyfaq:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Phpmyfaq
Phpmyfaq phpmyfaq |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-10-17T18:46:28.833Z
Reserved: 2026-10-17T12:18:55.462Z
Link: CVE-2026-111911
No data.
Status : Deferred
Published: 2026-10-17T19:16:33.500
Modified: 2026-10-17T19:16:33.633
Link: CVE-2026-111911
No data.
OpenCVE Enrichment
Updated: 2026-10-17T21:30:06Z
Weaknesses