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

🗓️ 24 Jul 2026 18:56:05Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 91 Views

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

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-17107
24 Jul 202618:56
–attackerkb
circl
Circl
CVE-2026-17107
24 Jul 202620:00
–circl
cve
CVE
CVE-2026-17107
24 Jul 202618:56
–cve
euvd
EUVD
EUVD-2026-48728
24 Jul 202618:56
–euvd
nvd
NVD
CVE-2026-17107
24 Jul 202619:16
–nvd
ptsecurity
Positive Technologies
PT-2026-64408
24 Jul 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-17107: Unintended Proxy or Intermediary
24 Jul 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-17107
24 Jul 202618:56
–redhatcve
redhat
RedHat Linux
Critical: Red Hat Security Advisory: multicluster engine for Kubernetes v2.10.4 security update
27 Jul 202616:35
–redhat
redhat
RedHat Linux
Critical: Red Hat Security Advisory: multicluster engine for Kubernetes v2.10.4 security update
28 Jul 202621:28
–redhat
Rows per page
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]

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08 Sep 2026 12:07Current
CVSS 3.18.5
EPSS0.00568
SSVC
91