Nov 2026: Windows Hyper-V Elevation of Privilege Vulnerability
CVE-2026-113864 Published on November 10, 2026

Windows Hyper-V Elevation of Privilege Vulnerability
Use after free in Windows Hyper-V allows an authorized attacker to elevate privileges locally.

Vendor Advisory NVD

Vulnerability Analysis

Exploitation:
NONE
Automatable:
NO
Technical Impact:
TOTAL

Weakness Type

What is a Dangling pointer Vulnerability?

Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.

CVE-2026-113864 has been classified to as a Dangling pointer vulnerability or weakness.


Products Associated with CVE-2026-113864

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Microsoft Windows 10
Microsoft Windows Server 2016
Microsoft Windows Server 2019
Microsoft Windows Server 2022
Microsoft Windows 11 23h2
Microsoft Windows 11 24h2
Microsoft Windows 11 25h2
Microsoft Windows 11 Version 26h2 X64 Based Systems
Microsoft Windows Server 2025
Microsoft Windows 11 26h1

Affected Versions

Microsoft Windows 10 Version 1607: Microsoft Windows 10 Version 1809: Microsoft Windows 10 Version 21H2: Microsoft Windows 10 Version 22H2: Microsoft Windows 11 version 23H2: Microsoft Windows 11 Version 23H2: Microsoft Windows 11 Version 24H2: Microsoft Windows 11 Version 25H2: Microsoft Windows 11 version 26H1: Microsoft Windows 11 Version 26H2: Microsoft Windows Server 2016: Microsoft Windows Server 2016 (Server Core installation): Microsoft Windows Server 2019: Microsoft Windows Server 2019 (Server Core installation): Microsoft Windows Server 2022: Microsoft Windows Server 2025: Microsoft Windows Server 2025 (Server Core installation):

Exploit Probability

EPSS
0.35%
Percentile
28.92%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.