CVE-2026-111911 – phpMyFAQ 4.0.0 before 4.1.9 Authentication Bypass via WebAuthn Credential Injection

​CVE ID :CVE-2026-111911

Published : Oct. 17, 2026, 6:46 p.m. | 19 minutes ago

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.

Severity: 9.8 | CRITICAL

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