Malicious Code Injection in matane-cookik-raimu Package

matane-cookik-raimu Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-160223: Malicious code in matane-cookik-raimu (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The matane-cookik-raimu package is part of the npm ecosystem, typically used for various JavaScript functionalities. However, this package has been identified as part of a malicious campaign that floods the npm registry with derivative packages. These packages are designed to inflate developer reputation scores through automated publishing scripts, which can lead to significant security risks.

Vulnerability Detail

The vulnerability originates from the malicious code embedded within the matane-cookik-raimu package. This code modifies the package.json file by removing private flags, changing version numbers, and generating random package names. The continuous republishing of these variants clutters the npm registry, making it difficult for developers to find legitimate packages. The ramifications include potential exposure to further malicious packages and compromised application integrity.

How To Fix

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

npm uninstall matane-cookik-raimu

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 avoid using the matane-cookik-raimu package and look for alternative packages that provide similar functionality without the associated risks. Additionally, you can monitor your package dependencies using tools like Vulert, which analyzes your package-lock.json for vulnerabilities.

Conclusion

The matane-cookik-raimu package poses a significant security risk due to its embedded malicious code. It is essential to remove this package from your project and monitor your dependencies for vulnerabilities. Utilizing tools like Vulert can help ensure your application remains secure.

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FAQ

It is an npm package that has been identified as part of a malicious campaign to inflate developer reputation scores through automated publishing.

The malicious code can modify your package.json file, potentially exposing your application to further vulnerabilities and cluttering the npm registry.

You should uninstall the matane-cookik-raimu package immediately and look for alternative packages.

You can use tools like Vulert, which monitors your package-lock.json file for vulnerabilities in real-time without requiring code access.

Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.

Sponsored Lume, the Habilume companion Habilume Habit tracker with a companion that grows with you Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent. App Store Google Play

How To Fix

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

npm uninstall matane-cookik-raimu

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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