{"id":"CVE-2017-12161","aliases":["GHSA-959q-32g8-vvp7"],"url":"https://o3.security/vulnerability/CVE-2017-12161","summary":"Moderate severity vulnerability that affects org.keycloak:keycloak-core","details":"It was found that keycloak before 3.4.2 final would permit misuse of a client-side /etc/hosts entry to spoof a URL in a password reset request. An attacker could use this flaw to craft a malicious password reset request and gain a valid reset token, leading to information disclosure or further attacks.","published":"2018-02-21T18:29:00.213Z","modified":"2026-07-08T12:05:16.383437Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/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":"3.4.2"}],"fix":{"url":"https://github.com/keycloak/keycloak-documentation/pull/268/commits/a2b58aadee42af2c375b72e86dffc2cf23cc3770","label":"keycloak/keycloak-documentation#268"},"references":[{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1484564"},{"type":"FIX","url":"https://github.com/keycloak/keycloak-documentation/pull/268/commits/a2b58aadee42af2c375b72e86dffc2cf23cc3770"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T12:05:16.383437Z"}}