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CVE-2026-73266

🗓️ 13 Aug 2026 16:36:45Reported by redhatType 
cve
 cve
🔗 web.nvd.nist.gov👁 7 Views

ClusterClaims controller flaw in Multicluster Engine allows authenticated tenants to inject labels, forcing cross-tenant ManagedClusterSet joins.

Related
Affected
Refs
[
  {
    "vendor": "Red Hat",
    "product": "Multicluster Engine for Kubernetes",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "multicluster-engine/clusterclaims-controller-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:multicluster_engine"
    ]
  }
]

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