CVE-2025-64671 GitHub Copilot for Jetbrains Remote Code Execution Vulnerability

High 8.4 Published Updated

An attacker can execute arbitrary code locally via command injection in the GitHub Copilot plugin for JetBrains IDEs.

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

What is CVE-2025-64671?

CVE-2025-64671 is a high-severity command injection vulnerability in Microsoft GitHub Copilot Plugin for JetBrains IDEs, published on 9 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to execute code locally.

Weakness: CWE-77

Which versions are affected by CVE-2025-64671?

It affects 1 product.

Products include Microsoft Github Copilot.

How do I fix CVE-2025-64671?

No fix has been published for CVE-2025-64671 yet. Limit exposure of the affected software until one is available.

Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.

Is CVE-2025-64671 being exploited?

There is no known exploitation of CVE-2025-64671 in the wild and no public exploit code.

Sources

Also known as GHSA-pmfj-xh8v-h36x.

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