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CVSS 10.0CVSS 10.0 · CRITICAL

CVE-2026-69555Privilege escalation in Azure Arc

Incorrect authorization in Azure Arc allows an unauthorized attacker to elevate privileges over a network.

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Analysis

Azure Arc presenta una vulnerabilidad de autorizacion que permite a un atacante no autenticado elevar privilegios de forma remota. Esta falla compromete la gestion de infraestructura hibrida, permitiendo el control total de servidores y clusters de Kubernetes conectados a traves de la red. Es esencial actualizar los componentes de Azure Arc para evitar el acceso no autorizado a los recursos gestionados.

Relevant roles

CloudKubernetesCyberSecurityLinuxWindowsBackend

Severity

Score: 10.0(CRITICAL)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
AV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: CHANGED
C: HIGH
I: HIGH
A: NONE
Weakness (CWE): CWE-863

EPSS

No EPSS score yet (CVE may be too fresh).

Technical description

Incorrect authorization in Azure Arc allows an unauthorized attacker to elevate privileges over a network.

Published: 8/20/2026, 10:18:00 PM
Last modified: 8/20/2026, 10:18:00 PM

References

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