CVE-2026-64806 Code injection in WebStorm

High 8.4 Published 23 Jul 2026 Updated 24 Jul 2026

Attackers can execute arbitrary code in JetBrains WebStorm by exploiting the Node.js interpreter before project trust is granted.

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-2026-64806?

CVE-2026-64806 is a high-severity code injection vulnerability in JetBrains WebStorm, published on 23 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In JetBrains WebStorm before 2026.2 arbitrary code execution was possible before granting project trust via the configured Node.js interpreter

Weakness: CWE-829

Which versions are affected by CVE-2026-64806?

It affects 1 product.

Products include Jetbrains Webstorm.

How do I fix CVE-2026-64806?

No fix has been published for CVE-2026-64806 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2026-64806 being exploited?

There is no known exploitation of CVE-2026-64806 in the wild and no public exploit code.

Sources

Also known as GHSA-cp73-r8rc-6v5m.