What is CVE-2026-26119?

CVE-2026-26119 is a security advisory published by Microsoft Security Response Center (MSRC) with Critical severity. Windows Admin Center Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-26119 cover?

CVE-2026-26119 covers the following CVE IDs: CVE-2026-26119. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-26119?

CVE-2026-26119 has a CVSS v3 base score of 8.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-26119?

CVE-2026-26119 affects 1 product, including: Windows Admin Center.

CVE-2026-26119CriticalCVSS 8.8

Windows Admin Center Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

February 17, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-26119 →

📋 Description

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

🎯 Affected products1

Windows Admin Center

✅ Remediation

KBRelease Notes (Security Update) — fixed build 2.6.4

🔗 References (3)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26119
patchhttps://learn.microsoft.com/en-us/azure/virtual-machines/extensions/overview
referencehttps://aka.ms/wac2511