{"id":"CVE-2026-111886","summary":"phpMyFAQ 4.2.0-alpha.2 before 4.2.0-beta 2FA Brute-Force via remove-twofactor Endpoint","details":"phpMyFAQ from 4.2.0-alpha.2 before 4.2.0-beta lacks brute-force lockout in the removeTwofactorConfig() 2FA removal endpoint, allowing authenticated attackers to guess TOTP codes without limit. Attackers holding a hijacked session and CSRF token can repeatedly POST guesses to /api/user/remove-twofactor to permanently disable the victim's 2FA.","aliases":["GHSA-7pjw-6v4g-f837"],"modified":"2026-10-24T02:50:10.611979066Z","published":"2026-10-17T18:46:11.821Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-307"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111886.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111886.json"},{"type":"ADVISORY","url":"https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-7pjw-6v4g-f837"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111886"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/phpmyfaq-4.2.0-alpha.2-before-4.2.0-beta-2fa-brute-force-via-remove-twofactor-endpoint"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/thorsten/phpmyfaq","events":[{"introduced":"7a9aea18c10c1ff245a8f833e09af2c494403c05"},{"fixed":"e137c1e017b15ffa01181a2380b81e1aea5ae1ad"}],"database_specific":{"extracted_events":[{"strategy":"StandardRange","range":[{"introduced":"4.2.0-alpha.2"},{"fixed":"4.2.0-beta"}],"source":"AFFECTED_FIELD"},{"range":[{"introduced":"4.2.0-alpha.2"},{"fixed":"4.2.0-beta"}],"source":"DESCRIPTION"}]}}],"versions":["development-nightly-2026-10-03","4.1-nightly-2026-10-03","development-nightly-2026-10-02","4.1-nightly-2026-10-02","development-nightly-2026-10-01","development-nightly-2026-09-30","4.1-nightly-2026-10-01","4.1-nightly-2026-09-30","development-nightly-2026-09-29","4.1-nightly-2026-09-29","development-nightly-2026-09-28","4.1-nightly-2026-09-28","development-nightly-2026-09-27","development-nightly-2026-09-26","development-nightly-2026-09-25","4.1-nightly-2026-09-27","4.1-nightly-2026-09-26","4.1-nightly-2026-09-25","development-nightly-2026-09-24","4.1-nightly-2026-09-24","development-nightly-2026-09-23","4.1-nightly-2026-09-23","development-nightly-2026-09-22","4.1-nightly-2026-09-22","development-nightly-2026-09-21","4.1-nightly-2026-09-21","development-nightly-2026-09-20","4.1-nightly-2026-09-20","4.1-nightly-2026-09-18","development-nightly-2026-09-17","4.1-nightly-2026-09-17","development-nightly-2026-09-16","4.1-nightly-2026-09-16","development-nightly-2026-09-15","4.1-nightly-2026-09-15","development-nightly-2026-09-14","4.1-nightly-2026-09-14","development-nightly-2026-09-13","4.1-nightly-2026-09-13","development-nightly-2026-09-12","4.1-nightly-2026-09-12","development-nightly-2026-09-11","4.1-nightly-2026-09-11","development-nightly-2026-09-10","development-nightly-2026-09-09","development-nightly-2026-09-08","development-nightly-2026-09-07","development-nightly-2026-09-06","development-nightly-2026-09-05","development-nightly-2026-09-04","development-nightly-2026-09-03","development-nightly-2026-09-02","development-nightly-2026-09-01","4.1-nightly-2026-09-10","4.1-nightly-2026-09-09","4.1-nightly-2026-09-08","4.1-nightly-2026-09-07","4.1-nightly-2026-09-06","4.1-nightly-2026-09-05","4.1-nightly-2026-09-04","4.1-nightly-2026-09-03","4.1-nightly-2026-09-02","4.1-nightly-2026-09-01","development-nightly-2026-08-31","development-nightly-2026-08-30","development-nightly-2026-08-29","development-nightly-2026-08-28","development-nightly-2026-08-27","development-nightly-2026-08-26","development-nightly-2026-08-25","development-nightly-2026-08-24","4.1-nightly-2026-08-31","4.1-nightly-2026-08-30","4.1-nightly-2026-08-29","4.1-nightly-2026-08-28","4.1-nightly-2026-08-27","4.1-nightly-2026-08-26","4.1-nightly-2026-08-25","4.1-nightly-2026-08-24","development-nightly-2026-08-21","4.1-nightly-2026-08-21","4.2.0-alpha.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-111886.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N"}]}