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.
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
No data.
Weaknesses