{"id":"CVE-2024-3656","title":"A flaw was found in Keycloak","summary":"A flaw was found in Keycloak. Certain endpoints in Keycloak's admin REST API allow low-privilege users to access administrative functionalities. This flaw allows users to perform actions reserved for administrators, potentially leading t…","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","cwe":["CWE-200"],"published":"2024-10-09","updated":"2026-10-09","sourceUpdated":"2026-10-09T16:17:19.977","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-3656","references":[{"url":"https://access.redhat.com/errata/RHSA-2024:3572","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/errata/RHSA-2024:3575","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2024-3656","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2274403","label":"secalert@redhat.com"},{"url":"https://github.com/advisories/GHSA-2cww-fgmg-4jqc","label":"secalert@redhat.com"},{"url":"https://github.com/hnsecurity/vulns/blob/main/HNS-2024-08-Keycloak.md","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://news.ycombinator.com/item?id=42136000","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.humanativaspa.it/an-analysis-of-the-keycloak-authentication-system/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-3656.json"},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-3656"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-3656"}],"tags":["nvd","exploit-available","csaf","vex","red-hat","cve.org"],"epss":0.03323,"epssPercentile":0.88532,"exploits":{"github":1,"githubRepos":["https://github.com/h4x0r-dz/CVE-2024-3656"],"nuclei":["CVE-2024-3656"],"checkedAt":"2026-10-27T16:42:19.357Z"},"exploitAvailable":true,"ingestedAt":"2026-10-09T17:04:42.780Z","vendor":"Red Hat","product":"Red Hat Build of Keycloak","affected":["build_of_keycloak","single_sign_on 7"],"patched":["build_of_keycloak","single_sign_on 7"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2024-10-09T19:18:03.646470Z"},"slug":"CVE-2024-3656","body":"## Overview\n\nA flaw was found in Keycloak. Certain endpoints in Keycloak's admin REST API allow low-privilege users to access administrative functionalities. This flaw allows users to perform actions reserved for administrators, potentially leading to data breaches or system compromise.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **RHSA-2024:3575** · Red Hat · fixed in: Red Hat Build of Keycloak · released 2024-06-03 · [advisory](https://access.redhat.com/errata/RHSA-2024:3575)\n- **RHSA-2024:3572** · Red Hat · fixed in: Red Hat Single Sign-On 7 · released 2024-06-03 · [advisory](https://access.redhat.com/errata/RHSA-2024:3572)\n- **Red Hat VEX** · Important · affected: Red Hat Build of Keycloak, Red Hat Single Sign-On 7 · no fix planned: Red Hat Build of Keycloak, Red Hat Single Sign-On 7 · updated 2026-10-09 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2024/cve-2024-3656.json)","depth":"midnight","depthScore":57,"depthScoreParts":{"impact":44.6,"likelihood":0.7,"exploitation":12,"ransomware":0},"changes":[]}