{"schema":"threatline.record/2","record":{"id":"CVE-2026-111911","aliases":["GHSA-g6cq-6rqg-6c9p","GHSA-rg9h-f29v-xhxr"],"summary":"phpMyFAQ 4.0.0 before 4.1.9 Authentication Bypass via WebAuthn Credential Injection","details":"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.","categories":["Unclassified"],"product":"phpMyFAQ","vendor":"thorsten","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-111911","source_modified_at":"2026-10-19T14:54:32.100Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"phpMyFAQ","vendor":"thorsten","versions":[{"version":"4.0.0","status":"affected","versionType":"semver","lessThan":"4.1.9"},{"version":"4.1.9","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-111911","source_modified_at":"2026-10-19T14:54:32.100Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"phpMyFAQ","ecosystem":null},"version":"4.1.9","basis":"first unaffected version stated in the CVE record"}],"cvss":9.3,"severity":"Critical","kev":{"listed":false},"epss":{"probability":0.00422,"percentile":0.35442,"score_date":"2026-10-23"},"published_at":"2026-10-17T18:46:28.833Z","modified_at":"2026-10-19T14:54:32.100Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-111911","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-19T14:54:32.100Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-111911","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-g6cq-6rqg-6c9p","tags":["exploit"]},{"source":"CVE List","url":"https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-rg9h-f29v-xhxr","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/phpmyfaq-4.0.0-before-4.1.9-authentication-bypass-via-webauthn-credential-injection","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"yes","technical_impact":"total","assessed_at":"2026-10-19T14:53:36.845015Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-19T14:54:32.100Z","content_hash":"134c3bab6c634740bfa036a4248428d206a5580973b889fc1abe4e77ca4cf6ab"}}