Summary
Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
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.
Security updates
0.76.0.0 — https://learn.microsoft.com/en-us/windows-server/manage/windows-admin-center/azure/extension-release-notes
Vulnerabilities 1
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High 8.8
Windows Admin Center in Azure Portal Elevation of Privilege Vulnerability
Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a network.
Revision history
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#3
Updated an acknowledgement. This is an informational change only.
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#2
Updated the build numbers. This is an informational update only.
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#1
Information published.
References
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CVE-2026-41086 Windows Admin Center in Azure Portal Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41086
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss