CVE-2026-69485 Remote Desktop Client Remote Code Execution Vulnerability

High 8.8 Published Updated

An authorized attacker can execute arbitrary code remotely via the Windows Remote Desktop Client due to uninitialized resource usage.

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-2026-69485?

CVE-2026-69485 is a high-severity memory corruption vulnerability in Microsoft Windows 10 1607, published on 8 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Use of uninitialized resource in Remote Desktop Client allows an authorized attacker to execute code over a network.

Weakness: CWE-908

Which versions are affected by CVE-2026-69485?

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 23h2, Microsoft Windows 11 24h2 and 6 more.

How do I fix CVE-2026-69485?

No fix has been published for CVE-2026-69485 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-69485 being exploited?

There is no known exploitation of CVE-2026-69485 in the wild and no public exploit code.

All Microsoft Windows 10 1607 vulnerabilities

Sources

Also known as GHSA-c9xg-4mwv-2j62.

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