{"id":"CVE-2026-19117","aliases":["EUVD-2026-70252","GHSA-frh3-mpfw-wxxq"],"status":"published","title":"Delinea Secret Server FIDO2 credential registration authentication bypass vulnerability","description":"Under specific conditions, an attacker can register an attacker-controlled FIDO2 credential against a target account and then authenticate as\nthat user. This issue affects on-premises deployments only.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00483,"percentile":0.42069,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-290"],"published":"2026-09-02T18:04:50Z","modified":"2026-09-03T16:41:09Z","products":[{"vendor":"delinea","product":"secret server (on-prem)"}],"references":[{"url":"https://delinea.com/security-advisories","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19117"},{"url":"https://github.com/advisories/GHSA-frh3-mpfw-wxxq"}],"sources":{"cve":[{"id":"CVE-2026-19117","title":"Delinea Secret Server FIDO2 credential registration authentication bypass vulnerability","description":"Under specific conditions, an attacker can register an attacker-controlled FIDO2 credential against a target account and then authenticate as\nthat user. This issue affects on-premises deployments only.","status":"published","published":"2026-09-02T18:04:50.665Z","modified":"2026-09-02T18:32:08.651Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T13:47:17.512524Z"}],"euvd":[{"id":"EUVD-2026-70252","description":"Under specific conditions, an attacker can register an attacker-controlled FIDO2 credential against a target account and then authenticate as\nthat user. This issue affects on-premises deployments only.","status":"published","published":"2026-09-02T18:04:50Z","modified":"2026-09-02T18:32:08Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:01:14.689075Z"}],"ghsa":[{"id":"GHSA-frh3-mpfw-wxxq","title":"Under specific conditions, an attacker can register an attacker-controlled FIDO2 credential...","description":"Under specific conditions, an attacker can register an attacker-controlled FIDO2 credential against a target account and then authenticate as\nthat user. This issue affects on-premises deployments only.","status":"published","published":"2026-09-02T21:32:06Z","modified":"2026-09-02T21:32:07Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T15:11:17.943368Z"}],"nvd":[{"id":"CVE-2026-19117","description":"Under specific conditions, an attacker can register an attacker-controlled FIDO2 credential against a target account and then authenticate as\nthat user. This issue affects on-premises deployments only.","status":"published","published":"2026-09-02T19:17:16.49Z","modified":"2026-09-03T16:41:09.297Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-290"],"updated_at":"2026-11-02T14:12:43.399612Z"}]}}