{"schemaVersion":3,"id":"GHSA-93VM-MQPW-8WH3","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Duplicate Advisory: Keycloak LDAP User Federation provider enables admin-triggered untrusted Java deserialization\n\n### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-4hx9-48xh-5mxr. This link is maintained to preserve external references.\n\n### Original Description\n\nA 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.","dates":{"published":"2025-11-25T18:32:22.000Z","modified":"2026-09-10T03:50:30.771Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":5.5,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"OSV · Maven","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N","computed":true,"selection":"version-preference"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"OSV · Maven","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","exploitability":5.9,"impact":4.5,"computed":true}]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"org.keycloak","product":"keycloak-ldap-federation","name":"org.keycloak:keycloak-ldap-federation","label":"keycloak-ldap-federation","ecosystem":"Maven","cpePart":null,"purl":"pkg:maven/org.keycloak/keycloak-ldap-federation","purlType":"maven","versions":[{"text":"< 26.4.6","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 26.4.6","eol":null,"hubHref":null}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-13467","label":"nvd.nist.gov/vuln/detail/CVE-2025-13467","hostname":"nvd.nist.gov","tags":["Advisory"]},{"url":"https://github.com/keycloak/keycloak/issues/44478","label":"github.com/keycloak/keycloak/issues/44478","hostname":"github.com","tags":["WEB"]},{"url":"https://github.com/keycloak/keycloak/commit/754c070cf8ca187dcc71f0f72ff3130ff2195328","label":"github.com/keycloak/keycloak/commit/754c070cf8ca187dcc71f0f72ff3130ff2195328","hostname":"github.com","tags":["WEB"]},{"url":"https://access.redhat.com/errata/RHSA-2025:22088","label":"access.redhat.com/errata/RHSA-2025:22088","hostname":"access.redhat.com","tags":["WEB"]},{"url":"https://access.redhat.com/errata/RHSA-2025:22089","label":"access.redhat.com/errata/RHSA-2025:22089","hostname":"access.redhat.com","tags":["WEB"]},{"url":"https://access.redhat.com/errata/RHSA-2025:22090","label":"access.redhat.com/errata/RHSA-2025:22090","hostname":"access.redhat.com","tags":["WEB"]},{"url":"https://access.redhat.com/errata/RHSA-2025:22091","label":"access.redhat.com/errata/RHSA-2025:22091","hostname":"access.redhat.com","tags":["WEB"]},{"url":"https://access.redhat.com/security/cve/CVE-2025-13467","label":"access.redhat.com/security/cve/CVE-2025-13467","hostname":"access.redhat.com","tags":["WEB"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2416038","label":"bugzilla.redhat.com/show_bug.cgi?id=2416038","hostname":"bugzilla.redhat.com","tags":["WEB"]},{"url":"https://github.com/keycloak/keycloak","label":"github.com/keycloak/keycloak","hostname":"github.com","tags":["PACKAGE"]},{"url":"https://github.com/keycloak/keycloak/releases/tag/26.4.6","label":"github.com/keycloak/keycloak/releases/tag/26.4.6","hostname":"github.com","tags":["WEB"]}],"lineage":{"upstream":[],"downstream":["CVE-2025-13467"],"duplicates":[],"related":["CGA-2879-WM7Q-Q8GH","CGA-6Q8V-53HR-FP69","CGA-6XCP-RW9R-9C76","CGA-C39W-39FC-R39H"]},"timeline":[{"kind":"published","date":"2025-11-25T18:32:22.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-09-10T03:50:30.771Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":22,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T21:05:50.655Z","stale":false,"partial":false}}