CVE-2026-102214 Windows Hyper-V Remote Code Execution Vulnerability

High 8.8 Published Updated

An authorized attacker can execute code locally via a use-after-free vulnerability in Windows Hyper-V.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-102214?

CVE-2026-102214 is a high-severity use after free vulnerability in Microsoft Windows 10 1607, published on 13 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Use after free in Windows Hyper-V allows an authorized attacker to execute code locally.

Weakness: CWE-416

Which versions are affected by CVE-2026-102214?

It affects 13 products.

Products include Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 23h2, Microsoft Windows 11 24h2 and 7 more.

How do I fix CVE-2026-102214?

No fix has been published for CVE-2026-102214 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2026-102214 being exploited?

There is no known exploitation of CVE-2026-102214 in the wild and no public exploit code.

All Microsoft Windows 10 1607 vulnerabilities

Sources

Also known as GHSA-gwhr-f9hr-2vx5.

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