Malicious Code Injection in faizulkareem Package: A Threat to npm Ecosystem

faizulkareem Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-171194: Malicious code in faizulkareem (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The faizulkareem package is part of the npm ecosystem, which is widely used for JavaScript package management. It is designed to facilitate the development and sharing of JavaScript code. However, this package has been identified as part of a malicious campaign that aims to manipulate npm's reputation system by flooding it with derivative packages. This vulnerability poses a significant risk to developers and users relying on npm for secure package management.

Vulnerability Detail

The vulnerability in the faizulkareem package originates from its involvement in a malicious campaign that generates and publishes numerous derivative packages with randomized names. These packages contain scripts that modify the package.json file to remove private flags, alter version numbers, and continuously republish variants, thereby polluting the npm registry. This behavior not only compromises the integrity of the npm ecosystem but also exposes developers to potential security risks and reputational damage.

How To Fix

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

npm uninstall faizulkareem

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 monitor your package dependencies using tools like Vulert. By utilizing Vulert, you can check your application for vulnerabilities without needing to access the code or install additional software. Simply upload your package-lock.json file to Vulert's playground at https://vulert.com/scanner to see if your application is affected by this vulnerability.

Conclusion

The faizulkareem package poses a significant threat to the npm ecosystem due to its malicious behavior of generating and publishing derivative packages. It is essential for developers to remove this package from their projects and utilize tools like Vulert to monitor for vulnerabilities. By taking these steps, you can help protect your applications from potential security risks.

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FAQ

The faizulkareem package is an npm package that has been identified as part of a malicious campaign aimed at manipulating the npm ecosystem.

This vulnerability can lead to the introduction of malicious code into your project, compromising its security and integrity.

You should uninstall the faizulkareem package immediately using the command 'npm uninstall faizulkareem' to mitigate any potential risks.

Regularly update your dependencies, use trusted packages, and monitor your project with tools like Vulert to stay informed about vulnerabilities.

Vulert is a tool that monitors and alerts you in real-time for open-source vulnerabilities in your software by analyzing your package-lock.json file.

How To Fix

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

npm uninstall faizulkareem

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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