{"id":"CVE-2020-10686","aliases":["GHSA-9695-w6h2-jpv9"],"url":"https://o3.security/vulnerability/CVE-2020-10686","summary":"Keycloak users may be able to remove MFA from other users' devices","details":"A flaw was found in Keycloak version 8.0.2 and 9.0.0, and was fixed in Keycloak version 9.0.1, where a malicious user registers as oneself. The attacker could then use the remove devices form to post different credential IDs and possibly remove MFA devices for other users.","published":"2020-05-04T21:15:11.757Z","modified":"2026-08-07T16:35:43.501144Z","cvss":{"score":4.7,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L"},"epss":{"score":0.00654,"percentile":0.49713,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.keycloak:keycloak-core","fixedVersion":"9.0.2"}],"fix":{"url":"https://github.com/keycloak/keycloak/commit/5ddd605ee96b8551c7eb00b609a0b97939925b77","label":"keycloak/keycloak@5ddd605"},"references":[{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10686"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-10686"},{"type":"WEB","url":"https://github.com/keycloak/keycloak/commit/5ddd605ee96b8551c7eb00b609a0b97939925b77"},{"type":"PACKAGE","url":"https://github.com/keycloak/keycloak"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T16:35:43.501144Z"}}