{"id":"CVE-2025-13467","aliases":["GHSA-4hx9-48xh-5mxr"],"url":"https://o3.security/vulnerability/CVE-2025-13467","summary":"Org.keycloak.storage.ldap: keycloak: deserialization of untrusted data in ldap user federation","details":"A flaw was found in the Keycloak LDAP User Federation provider. This vulnerability allows an authenticated realm administrator to trigger deserialization of untrusted Java objects via a malicious LDAP server configuration.","published":"2025-11-25T16:02:21.105Z","modified":"2026-08-12T14:52:26.232894Z","cvss":{"score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.keycloak:keycloak-ldap-federation","fixedVersion":"26.4.6"},{"ecosystem":"Maven","name":"org.keycloak:keycloak-ldap-federation","fixedVersion":"26.2.11"}],"fix":{"url":"https://github.com/keycloak/keycloak/commit/754c070cf8ca187dcc71f0f72ff3130ff2195328","label":"keycloak/keycloak@754c070"},"references":[{"type":"WEB","url":"https://access.redhat.com/downloads/content/package-browser/"},{"type":"WEB","url":"https://catalog.redhat.com/software/containers/"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:22088"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:22089"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:22090"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:22091"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2025-13467"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/13xxx/CVE-2025-13467.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-13467"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2416038"},{"type":"REPORT","url":"https://github.com/keycloak/keycloak/issues/44478"},{"type":"FIX","url":"https://github.com/keycloak/keycloak/commit/754c070cf8ca187dcc71f0f72ff3130ff2195328"},{"type":"PACKAGE","url":"https://github.com/keycloak/keycloak"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T14:52:26.232894Z"}}