{"id":"CVE-2026-19117","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-19117","summary":"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…","details":"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.","published":"2026-09-02T19:17:16.490","modified":"2026-09-03T16:41:09.297","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://delinea.com/security-advisories"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-03T16:41:09.297"}}