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CVE-2026-95503

🗓️ 22 Sep 2026 07:43:29Reported by redhatType 
cve
 cve
🔗 web.nvd.nist.gov👁 11 Views

A flaw was found in the Kerberos federation provider of Keycloak, an open-source identity and access management solution. When Kerberos password authentication is used without SPNEGO, the system fails to verify the identity of the Key Distribution...

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-95503
22 Sep 202608:01
circl
cvelist
Cvelist
CVE-2026-95503 Keycloak-services: keycloak-services: potential kdc spoofing bypass when kerberos password authentication is enabled
22 Sep 202607:43
cvelist
euvd
EUVD
EUVD-2026-84288
22 Sep 202607:43
euvd
nvd
NVD
CVE-2026-95503
22 Sep 202608:16
nvd
redhatcve
RedhatCVE
CVE-2026-95503
22 Sep 202607:43
redhatcve
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "keycloak/rhbk-openshift-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "keycloak-services",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rhbk/keycloak-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Single Sign-On 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "keycloak-services",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:red_hat_single_sign_on:7"
    ]
  }
]

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22 Sep 2026 08:16Current
CVSS 3.16.8
11