Malicious Code Vulnerability in fgpvuf-devapp: Exploitation of npm Packages

fgpvuf-devapp Updated 24 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-102690: Malicious code in fgpvuf-devapp (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

fgpvuf-devapp is an npm package that is part of the tea.xyz token reward campaign. This package is designed to facilitate the generation and publication of derivative packages, which are often used to inflate developer reputation scores for token rewards. The package's functionality includes automatic publishing scripts that can create numerous variants of itself, leading to potential abuse within the npm ecosystem.

Vulnerability Detail

The vulnerability in fgpvuf-devapp originates from its association with a malicious campaign that floods the npm registry with derivative packages. The malicious code modifies the package.json file to remove private flags, alters version numbers, and generates random package names, which can lead to the pollution of the npm registry. This behavior not only compromises the integrity of the npm ecosystem but also poses risks to developers who may unknowingly use these compromised packages.

How To Fix

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

npm uninstall fgpvuf-devapp

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, consider removing the fgpvuf-devapp package from your project if it is not essential. You can do this by executing: npm uninstall fgpvuf-devapp. Additionally, monitor your package-lock.json file for any unauthorized changes.

Conclusion

The fgpvuf-devapp package is associated with a malicious campaign that compromises the integrity of the npm ecosystem. It is crucial for developers to remain vigilant, update their packages, and utilize tools like Vulert to monitor for vulnerabilities. By taking proactive measures, developers can protect their applications from potential threats.

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FAQ

The main issue is that it contains malicious code that modifies package.json and floods the npm registry with derivative packages.

You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.

If you have installed fgpvuf-devapp, it is recommended to uninstall it and monitor your project for any unauthorized changes.

Regularly audit your npm packages and use tools like Vulert to monitor for vulnerabilities in real-time.

Using compromised packages can lead to security breaches, data leaks, and the introduction of malicious code into your applications.

How To Fix

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

npm uninstall fgpvuf-devapp

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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