CVE-2026-41086: Windows Admin Center in Azure Portal Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 8.8)

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2026-May

Released

2026-05-12

Description

Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

FAQ

How could an attacker exploit this vulnerability? An authenticated attacker with low‑privileged access could exploit this vulnerability by sending a specially crafted request to the affected Windows Admin Center update API, allowing them to perform actions that their assigned permissions should not normally permit.

Affected Products (1)

Azure

• Windows Admin Center in Azure Portal

Security Updates (1)

• Release Notes

Acknowledgments

N4ichimi

Revision History

• 2026-05-12: Information published.