Malicious Code Injection in manda-15 Package: A Threat to npm Users

manda-15 Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-159610: Malicious code in manda-15 (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The manda-15 package is part of the npm ecosystem, primarily used for JavaScript applications. It is often utilized in various projects for its functionalities. However, it has been identified as part of a malicious campaign that floods the npm registry with harmful packages designed to manipulate developer reputation scores through automated publishing scripts.

Vulnerability Detail

The vulnerability in the manda-15 package stems from its association with the tea.xyz token reward campaign. This package contains malicious scripts that modify the package.json file by removing private flags, altering version numbers, and generating random package names. The continuous republishing of these variants leads to pollution of the npm registry, potentially compromising the integrity of the ecosystem and affecting developers who rely on npm for package management.

How To Fix

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

npm uninstall manda-15

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

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Workaround

As a temporary measure, you can avoid using the manda-15 package and replace it with a trusted alternative. Always verify the integrity of packages before installation.

Conclusion

The manda-15 package poses a significant threat to npm users due to its malicious code designed to manipulate package management. It is crucial to uninstall this package and monitor your dependencies for vulnerabilities to maintain the security of your projects.

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FAQ

The manda-15 package is an npm package that has been identified as part of a malicious campaign to inflate developer reputation scores.

The vulnerability can lead to the modification of your project's package.json file, potentially introducing security risks and affecting the integrity of your application.

You should uninstall the manda-15 package immediately using the command 'npm uninstall manda-15' and review your project's dependencies for any other malicious packages.

You can use tools like Vulert, which monitors your package-lock.json file for open-source vulnerabilities in real-time. You can check your application for vulnerabilities using the Vulert playground without any signup.

There are no patches available for the manda-15 package. The best course of action is to remove it from your project.

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How To Fix

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

npm uninstall manda-15

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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