What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 11.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-17 · updated 2026-08-19
• Weakness: CWE-287

Description

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

Affected products

• Microsoft Windows Admin Center: before 2511 — fixed in 2511
• Microsoft Windows Admin Center: from 1809.0 before 2.6.4 — fixed in 2.6.4

How to fix

Upgrade to a fixed version: Microsoft Windows Admin Center 2511; Microsoft Windows Admin Center 2.6.4. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26119

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