{"id":"CVE-2026-124445","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-124445","summary":"OpenEMR from 7.0.1 before 8.4.0 contains a flaw in src/Common/Auth/OneTimeAuth.php that ignores the enforce_onetime_use and max_access_count flags, never revokes consumed service_auth…","details":"OpenEMR from 7.0.1 before 8.4.0 contains a flaw in src/Common/Auth/OneTimeAuth.php that ignores the enforce_onetime_use and max_access_count flags, never revokes consumed service_auth tokens, and checks login_pin without rate limiting or strict comparison. Attackers holding a captured token can replay it or brute-force the PIN to open patient-portal sessions exposing PHI.","published":"2026-11-08T14:18:11.487","modified":"2026-11-08T14:18:11.487","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/openemr/openemr/security/advisories/GHSA-xg3m-9pfq-c8r6"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/openemr-7.0.1-before-8.4.0-onetimeauth-token-replay-and-pin-brute-force"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-11-08T14:18:11.487"}}