CVE-2026-56163CWE-306

Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability

Critical · published July 24, 2026

CVSS v3.1
10.0
EPSS
1%
Percentile
59.3
In the wild
Unconfirmed
What it is

Missing authentication for critical function in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network.

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
CVSS v4.0
Not supplied
EPSS
0.00901 · 59.3th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-07-24T14:36Z
EPSS history
Timeline
  • 24 JUL 14:36Z
    Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability
    cvelistv5