---
id: CVE-2026-50516
title: Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability
summary: >-
  Missing authentication for critical function in Microsoft Azure Kubernetes
  Service allows an unauthorized attacker to elevate privileges over a network.
severity: critical
cvss: 9.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-306
vendor: Microsoft
product: Azure Kubernetes Service
affected:
  - azure_kubernetes_service -
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-08-11T20:41:53.279670Z'
published: '2026-08-11'
updated: '2026-09-25'
sourceUpdated: '2026-09-25T19:39:17.344Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-50516'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50516'
    label: Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability
tags:
  - cve.org
epss: 0.00831
epssPercentile: 0.5578
ingestedAt: '2026-09-08T18:07:34.886Z'
---

## Overview

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

## Affected

- `azure_kubernetes_service -`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.