PT-2026-47989 · Microsoft · Windows 11 Version 24H2+3

Published 2026-06-09 · Updated 2026-06-09 · CVE-2026-45600

Mitre

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Fix

Type Confusion

Weakness Enumeration

CWE-843

Related Identifiers

CVE-2026-45600

Affected Products

Windows 11 Version 24H2

Windows 11 Version 25H2

Windows 11 Version 26H1

Windows Server 2025

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-45600 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45600 · Vendor Advisory