Auth bypass in Microsoft Azure Kubernetes Service

CVE-2026-50516

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

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 9.4 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-50516?
CVE-2026-50516 is a critical-severity vulnerability in Microsoft Azure Kubernetes Service, classified under Missing Authentication for Critical Function. CVSS score: 9.4/10. Published 2026-08-11.
How severe is CVE-2026-50516?
Critical severity. CVSS v3 base score is 9.4 out of 10.