CVE-2026-105723 Windows Distributed File System (DFS) Elevation of Privilege Vulnerability

High 7.5 Published Updated

An attacker can elevate privileges over the network by exploiting an untrusted pointer dereference in Windows Distributed File System.

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

What is CVE-2026-105723?

CVE-2026-105723 is a high-severity vulnerability in Microsoft Windows 10 1607, published on 13 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Untrusted pointer dereference in Windows Distributed File System (DFS) allows an unauthorized attacker to elevate privileges over a network.

Weakness: CWE-822

Which versions are affected by CVE-2026-105723?

It affects 14 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 8 more.

How do I fix CVE-2026-105723?

No fix has been published for CVE-2026-105723 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-105723 being exploited?

There is no known exploitation of CVE-2026-105723 in the wild and no public exploit code.

All Microsoft Windows 10 1607 vulnerabilities

Sources

Also known as GHSA-p9rx-j7wq-fr54.

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