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MSRC compact vulnerability detail

CVE-2026-26119 · Windows Admin Center Elevation of Privilege Vulnerability

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

Severity
Critical
Impact
Elevation of Privilege
CVSS
8.8 base · 7.7 temporal
Release
2026-02-17
Signals
Windows Admin Center Elevation of Privilege Exploited: No Publicly disclosed: No Exploitability: Exploitation More Likely
CWE
CWE-287: Improper Authentication
Patch Diff
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Description
Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network.
FAQ / Articles
Windows Admin Center Elevation of Privilege Vulnerability
Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network.
FAQ
What privileges could be gained by an attacker who successfully exploited the vulnerability? The attacker would gain the rights of the user that is running the affected application.
Windows Admin Center Elevation of Privilege Vulnerability
Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a network.