What is CVE-2026-45600?

CVE-2026-45600 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Kernel-Mode Driver Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-45600 cover?

CVE-2026-45600 covers the following CVE IDs: CVE-2026-45600. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-45600?

CVE-2026-45600 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-45600?

CVE-2026-45600 affects 8 products, including: Windows 11 Version 24H2 for ARM64-based Systems; Windows 11 Version 24H2 for x64-based Systems; Windows 11 Version 25H2 for ARM64-based Systems; Windows 11 Version 25H2 for x64-based Systems; Windows 11 Version 26H1 for ARM64-based Systems; and others — see the full list on the advisory page.

CVE-2026-45600HighCVSS 7.8

Windows Kernel-Mode Driver Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

June 10, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-45600 →

📋 Description

Access of resource using incompatible type ('type confusion') in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

🎯 Affected products8

Windows 11 Version 24H2 for ARM64-based Systems
Windows 11 Version 24H2 for x64-based Systems
Windows 11 Version 25H2 for ARM64-based Systems
Windows 11 Version 25H2 for x64-based Systems
Windows 11 Version 26H1 for ARM64-based Systems
Windows 11 version 26H1 for x64-based Systems
Windows Server 2025
Windows Server 2025 (Server Core installation)

✅ Remediation

KB5094125 (Security Update) — fixed build 10.0.26100.32995 KB5094126 (Security Update) — fixed build 10.0.26200.8655 KB5094126 (Security Update) — fixed build 10.0.26100.8655 KB5095051 (Security Update) — fixed build 10.0.28000.2269

🔗 CVE IDs covered (1)

📋 Description

🎯 Affected products8

✅ Remediation

🔗 References (7)