CVE-2025-55316 Azure Connected Machine Agent Elevation of Privilege Vulnerability

High 7.8 Published Updated

An authorized attacker can elevate privileges locally via path traversal in Azure Connected Machine Agent.

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-2025-55316?

CVE-2025-55316 is a high-severity path traversal vulnerability in Microsoft Azure Connected Machine Agent, published on 9 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

External control of file name or path in Azure Arc allows an authorized attacker to elevate privileges locally.

Weakness: CWE-73

Which versions are affected by CVE-2025-55316?

It affects 1 product.

Products include Microsoft Azure Connected Machine Agent.

How do I fix CVE-2025-55316?

No fix has been published for CVE-2025-55316 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-2025-55316 being exploited?

There is no known exploitation of CVE-2025-55316 in the wild and no public exploit code.

Sources

Also known as GHSA-cxfc-2cj3-gw3w.

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