CVE-2026-72948 Windows DNS Elevation of Privilege Vulnerability

Medium 6.7 Published Updated

An authorized local attacker can exploit a relative path traversal flaw in Windows DNS to elevate privileges.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-72948?

CVE-2026-72948 is a medium-severity path traversal vulnerability in Microsoft Windows 10 1607, published on 8 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Relative path traversal in Windows DNS allows an authorized attacker to elevate privileges locally.

Weakness: CWE-23

Which versions are affected by CVE-2026-72948?

It affects 7 products.

Products include Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows Server 2012, Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows Server 2022 and 1 more.

How do I fix CVE-2026-72948?

No fix has been published for CVE-2026-72948 yet. Limit exposure of the affected software until one is available.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2026-72948 being exploited?

There is no known exploitation of CVE-2026-72948 in the wild and no public exploit code.

All Microsoft Windows 10 1607 vulnerabilities

Sources

Also known as GHSA-28c5-4p38-v6v8.

Is CVE-2026-72948 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free