---
id: CVE-2026-69555
title: Azure Arc Elevation of Privilege Vulnerability
summary: >-
  Incorrect authorization in Azure Arc allows an unauthorized attacker to
  elevate privileges over a network.
severity: critical
cvss: 10
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C'
cvssSource: cna
cwe:
  - CWE-863
vendor: Microsoft
product: Azure ARC
affected:
  - azure_arc -
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-08-22T03:56:45.540538Z'
published: '2026-08-20'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T13:47:44.231Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-69555'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69555'
    label: Azure Arc Elevation of Privilege Vulnerability
tags:
  - cve.org
epss: 0.00798
epssPercentile: 0.54587
ingestedAt: '2026-09-08T19:08:49.645Z'
---

## Overview

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

## Affected

- `azure_arc -`

## Remediation

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