MicrosoftCVE-2026-57107

Microsoft Windows Admin Center: improper authentication

High7.8CVE-2026-57107 · Published Jul 14, 2026 · updated Jul 21, 2026

Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges locally.

Microsoft advisory

Affected versions

Package	Affected	Fixed in
Windows Admin Center Product	>= 1809.0, < 2.7.4	2.7.4

Details and references

CVSS 3.1: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity from: the vendor (its own CVE record or advisory)
Weakness: CWE-287

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