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CVE-2026-57107: Windows Admin Center Elevation of Privilege Vulnerability

highCVSS 7.8CVE-2026-57107
Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges locally.

CSIRTS triage

What
Improper authentication allows an authorized attacker to elevate privileges locally.
Who is affected
Deployments of Windows Admin Center that are vulnerable to this privilege escalation.
Urgency
Remediation is urgent due to the high severity and potential for privilege escalation.
Action
Apply the latest updates for Windows Admin Center.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
high — CVSS 7.8
Published
2026-07-14
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-57107

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-57107coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for Windows Admin Center

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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