NPM · AUGUST 2026 · EARLY WARNING

Nuxt DevTools npm Package Vulnerability: Arbitrary Command Execution

EARLY WARNING · UNCONFIRMED. This page describes a developing threat that 0Day surfaced from early signals and has not yet independently confirmed. Details may change. Always verify against the primary sources before acting.
Severity
HIGH
Affected component
@nuxt/devtools (npm)
Affected versions
< 3.3.1 or < 1.3.9 or < 2.6.4
Patched version
3.3.1
GHSA-279X-MWFV-VCQV

An early warning has been issued regarding a critical vulnerability in the Nuxt DevTools npm package. This vulnerability reportedly allows unauthenticated remote procedure call (RPC) execution on the developer's host in development environments.

What happened

The Nuxt DevTools npm package, specifically versions prior to 3.3.1, 1.3.9, or 2.6.4, is under investigation for exposing an unauthenticated RPC channel. This channel may allow arbitrary command execution on the developer's host. The vulnerability has been tracked under the ID GHSA-279X-MWFV-VCQV and was first flagged on 2026-08-05T21:27:39+00:00. There is no evidence that this vulnerability has been exploited in the wild at this time.

Developers using affected versions of Nuxt DevTools are advised to take immediate action to mitigate potential risks. The vulnerability is present in development environments where the Nuxt DevTools package is utilized.

What to do about it

How 0Day would have caught this

MATCHED TO YOUR ACTUAL DEPENDENCY GRAPH0Day matches every incoming threat signal against your GitHub organization’s full dependency graph, including transitive dependencies. If @nuxt/devtools is anywhere in your dependency tree, the engineers who own the affected repositories get a push alert the moment it is flagged — no manual audit to remember to run.

Read how this differs from waiting on a scanner to catch a known advisory, or see the exact, read-only access 0Day needs to do this for an organization.

Frequently asked questions

Am I affected?

You are affected if you are using @nuxt/devtools npm package versions prior to 3.3.1, 1.3.9, or 2.6.4.

What should I do right now?

Update @nuxt/devtools to version 3.3.1 and avoid running the dev server on untrusted networks.

Is there an official fix available?

Yes, version 3.3.1 of @nuxt/devtools is the patched version.

Sources

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