PT-2026-88042 · Microsoft · Windows 11 Version 23H2+5

CVE-2026-80083

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Published

2026-09-08

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Updated

2026-09-08

CVSS v3.1

8.8

High

VectorAV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Untrusted pointer dereference in Windows Hyper-V allows an authorized attacker to execute code locally.

Fix

Untrusted Pointer Dereference

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Weakness Enumeration

CWE-822

Related Identifiers

CVE-2026-80083

Affected Products

Windows 11 Version 23H2
Windows 11 Version 24H2
Windows 11 Version 25H2
Windows 11 Version 26H1
Windows Server 2022
Windows Server 2025