CVE-2026-50438 Microsoft PC Manager Elevation of Privilege Vulnerability

High 8.8 Published 14 Jul 2026 Updated 28 Oct 2026

An authorized local attacker can elevate privileges in Microsoft PC Manager due to improper link resolution during file access.

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-2026-50438?

CVE-2026-50438 is a high-severity path traversal vulnerability in Microsoft PC Manager, published on 14 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Improper link resolution before file access ('link following') in Microsoft PC Manager allows an authorized attacker to elevate privileges locally.

Weakness: CWE-59

Which versions are affected by CVE-2026-50438?

It affects 1 product.

Products include Microsoft Pc Manager.

How do I fix CVE-2026-50438?

No fix has been published for CVE-2026-50438 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-2026-50438 being exploited?

There is no known exploitation of CVE-2026-50438 in the wild and no public exploit code.

Sources

Also known as GHSA-mx3q-8ph8-rf8h.