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CVE-2026-17107 Cluster-proxy: cluster-proxy: impersonation header injection in service-proxy grants cluster-admin on every managed cluster

🗓️ 24 Jul 2026 18:56:05Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 18 Views

Impersonation header injection in cluster-proxy enables principals to escalate to cluster-admin on managed clusters.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-17107
24 Jul 202618:56
attackerkb
Circl
CVE-2026-17107
24 Jul 202620:00
circl
CVE
CVE-2026-17107
24 Jul 202618:56
cve
EUVD
EUVD-2026-48728
24 Jul 202618:56
euvd
NVD
CVE-2026-17107
24 Jul 202619:16
nvd
Positive Technologies
PT-2026-64408
24 Jul 202600:00
ptsecurity
RedhatCVE
CVE-2026-17107
24 Jul 202618:56
redhatcve
[
  {
    "vendor": "Red Hat",
    "product": "Multicluster Engine for Kubernetes",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "multicluster-engine/cluster-proxy-rhel9",
    "defaultStatus": "affected",
    "cpes": [
      "cpe:/a:redhat:multicluster_engine"
    ]
  }
]

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