{"id":"CVE-2026-94000","title":"A flaw was found in the Admin REST API of Keycloak, an open-source identity and access management solution","summary":"A flaw was found in the Admin REST API of Keycloak, an open-source identity and access management solution. The issue occurs in the group-membership endpoints where the system fails to check if a group grants administrative privileges be…","severity":"medium","cvss":6.6,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-862"],"vendor":"Red Hat","product":"keycloak/rhbk-openshift-rhel9","affected":["keycloak/rhbk-openshift-rhel9 (all versions)","keycloak-services (all versions)","rhbk/keycloak-rhel9 (all versions)","keycloak-services"],"published":"2026-09-19","updated":"2026-09-22","sourceUpdated":"2026-09-22T19:37:36.747","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-94000","references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-94000","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2537168","label":"secalert@redhat.com"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-94000.json"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-94000"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-94000"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.00401,"epssPercentile":0.31572,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-21T15:21:47.088693Z"},"ingestedAt":"2026-09-19T15:04:31.136Z","slug":"CVE-2026-94000","body":"## Overview\n\nA flaw was found in the Admin REST API of Keycloak, an open-source identity and access management solution. The issue occurs in the group-membership endpoints where the system fails to check if a group grants administrative privileges before allowing a user to be added. This allows a delegated administrator with limited permissions to add themselves to a high-privilege group, potentially gaining full control over the entire realm.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · affected: Red Hat Build of Keycloak · no fix planned: Red Hat Build of Keycloak · updated 2026-09-22 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-94000.json)","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":36.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}