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CVE-2026-18207

🗓️ 29 Jul 2026 08:34:44Reported by redhatType 
cve
 cve
🔗 web.nvd.nist.gov👁 6 Views

Keycloak client policy bypasses via duplicate group names across groups, enabling violations.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-18207
29 Jul 202608:34
attackerkb
Cvelist
CVE-2026-18207 Keycloak-services: keycloak-services: client policy source-group condition bypass via duplicate group name matching
29 Jul 202608:34
cvelist
EUVD
EUVD-2026-50214
29 Jul 202612:31
euvd
NVD
CVE-2026-18207
29 Jul 202610:16
nvd
Positive Technologies
PT-2026-65741
29 Jul 202600:00
ptsecurity
RedhatCVE
CVE-2026-18207
29 Jul 202608:34
redhatcve
[
  {
    "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/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-openshift-rhel9/rhbk-openshift-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:build_keycloak:"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Data Grid 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "keycloak-services",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:jboss_data_grid:8"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat JBoss Enterprise Application Platform Expansion Pack",
    "collectionURL": "https://access.redhat.com/jbossnetwork/restricted/listSoftware.html",
    "packageName": "keycloak-services",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:jbosseapxp"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Single Sign-On 7",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "keycloak-services",
    "defaultStatus": "unaffected",
    "cpes": [
      "cpe:/a:redhat:red_hat_single_sign_on:7"
    ]
  }
]

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29 Jul 2026 10:16Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.5
6