CVE-2026-57092 Microsoft Windows VMSwitch Elevation of Privilege Vulnerability

Critical 9.9 Published Updated

An authorized attacker can elevate privileges over the network via a use-after-free flaw in Windows VMSwitch.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-57092?

CVE-2026-57092 is a critical use after free vulnerability in Microsoft Windows 10 1607, published on 14 Jul 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Use after free in Windows VMSwitch allows an authorized attacker to elevate privileges over a network.

Weakness: CWE-416

Which versions are affected by CVE-2026-57092?

It affects 12 products.

Products include Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 24h2, Microsoft Windows 11 25h2 and 6 more.

How do I fix CVE-2026-57092?

No fix has been published for CVE-2026-57092 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-2026-57092 being exploited?

There is no known exploitation of CVE-2026-57092 in the wild and no public exploit code.

All Microsoft Windows 10 1607 vulnerabilities

Sources

Also known as GHSA-7gm6-68gc-836h.

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