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CVE-2026-2366 Keycloak: keycloak: information disclosure via authorization bypass in admin api

🗓️ 12 Mar 2026 10:54:31Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 20 Views

Keycloak Admin API lets any authenticated user enumerate others' organization memberships using a UUID when Organizations is enabled.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-2366
12 Mar 202610:54
attackerkb
Circl
CVE-2026-2366
12 Mar 202612:48
circl
CNNVD
Keycloak 安全漏洞
11 Feb 202600:00
cnnvd
CVE
CVE-2026-2366
12 Mar 202610:54
cve
EUVD
EUVD-2026-11553
12 Mar 202612:30
euvd
Github Security Blog
Keycloak vulnerable to authorization bypass via the Admin API
12 Mar 202612:30
github
Tenable Nessus
Keycloak < 26.4.11 Multiple Vulnerabilities
10 Apr 202600:00
nessus
NVD
CVE-2026-2366
12 Mar 202611:15
nvd
OSV
GHSA-R8JR-WG88-FQ5C Keycloak vulnerable to authorization bypass via the Admin API
12 Mar 202612:30
osv
Positive Technologies
PT-2026-24939
12 Mar 202600:00
ptsecurity
Rows per page
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Keycloak 26.4",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhbk/keycloak-operator-bundle",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "26.4.11-1",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:build_keycloak:26.4::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Keycloak 26.4",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhbk/keycloak-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "26.4-14",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:build_keycloak:26.4::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Keycloak 26.4",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "rhbk/keycloak-rhel9-operator",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "26.4-14",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:build_keycloak:26.4::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Keycloak 26.4.11",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "defaultStatus": "unaffected",
    "packageName": "rhbk/keycloak-rhel9",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:26.4::el9"
    ]
  }
]

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