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CVE-2026-1518

🗓️ 02 Feb 2026 07:17:46Reported by redhatType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

Keycloak CIBA backchannel endpoint allows blind server-side requests due to weak endpoint validation.

Related
Affected
Refs
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rhbk/keycloak-operator-bundle",
    "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 Build of Keycloak",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "rhbk/keycloak-rhel9-operator",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  }
]

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15 Apr 2026 00:35Current
5.3Medium risk
Vulners AI Score5.3
CVSS 3.12.7
EPSS0.00012
SSVC
6