Malicious Code Injection in galaxydreamer Package: npm Vulnerability Overview

galaxydreamer Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-171246: Malicious code in galaxydreamer (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The galaxydreamer package is part of the npm ecosystem, primarily used for various JavaScript applications. It is often utilized by developers to manage dependencies and streamline their projects. However, this package has been identified as part of a malicious campaign that exploits npm's publishing system, leading to significant security concerns.

Vulnerability Detail

The vulnerability originates from the galaxydreamer package being linked to a token reward campaign that floods npm with malicious packages. These packages contain scripts designed to automatically generate and publish derivative packages with randomized names, which can inflate developer reputation scores. The malicious payload modifies the package.json file to remove private flags, changes version numbers, and continuously republishes variants, polluting the npm registry and potentially compromising other projects that depend on these packages.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall galaxydreamer

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Workaround

As a temporary workaround, you can remove the galaxydreamer package from your project by executing: npm uninstall galaxydreamer. This will prevent any malicious code from executing while you seek a secure alternative.

Conclusion

The galaxydreamer package poses a significant security risk due to its malicious code injection vulnerability. It is essential for developers to take immediate action by updating or removing the package and utilizing tools like Vulert to monitor for vulnerabilities in their projects.

See every vulnerability recorded for galaxydreamer →

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FAQ

The galaxydreamer package is an npm package used in JavaScript applications, but it has been identified as part of a malicious campaign.

The vulnerability can lead to the injection of malicious code into your project, potentially compromising its integrity and security.

You should uninstall the galaxydreamer package immediately and monitor your project for any unusual behavior.

Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just your package-lock.json file.

You can use the Vulert playground at Vulert Scanner to check if your application is affected without needing to sign up.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall galaxydreamer

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

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