{"id":"CVE-2021-3632","aliases":["GHSA-qpq9-jpv4-6gwr"],"url":"https://o3.security/vulnerability/CVE-2021-3632","summary":"Keycloak allows anyone to register new security device or key for any user by using WebAuthn password-less login flow","details":"A flaw was found in Keycloak. This vulnerability allows anyone to register a new security device or key when there is not a device already registered for any user by using the WebAuthn password-less login flow.","published":"2022-08-26T16:15:09.110Z","modified":"2026-08-07T16:57:26.470404Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.keycloak:keycloak-core","fixedVersion":"15.1.0"}],"fix":{"url":"https://github.com/keycloak/keycloak/commit/65480cb5a11630909c086f79d396004499fbd1e4","label":"keycloak/keycloak@65480cb"},"references":[{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2021-3632"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1978196"},{"type":"REPORT","url":"https://issues.redhat.com/browse/KEYCLOAK-18500"},{"type":"FIX","url":"https://github.com/keycloak/keycloak/commit/65480cb5a11630909c086f79d396004499fbd1e4"},{"type":"FIX","url":"https://github.com/keycloak/keycloak/pull/8203"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3632"},{"type":"PACKAGE","url":"https://github.com/keycloak/keycloak"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T16:57:26.470404Z"}}