Malicious Code Exploit in matane-coo-nurses Package

matane-coo-nurses Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-160217: Malicious code in matane-coo-nurses (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The matane-coo-nurses package is part of the npm ecosystem, which is widely used for JavaScript package management. This package, like many others, is intended to facilitate the development and deployment of applications by providing reusable code. However, it has been identified as part of a malicious campaign that aims to manipulate the npm registry and inflate developer reputation scores through automated scripts.

Vulnerability Detail

The vulnerability stems from the package being associated 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, leading to pollution of the npm registry. This can result in compromised applications, as developers may unknowingly install these malicious packages, which can lead to security breaches and loss of data integrity.

How To Fix

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

npm uninstall matane-coo-nurses

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-coo-nurses package until a secure version is released. Additionally, consider using alternative packages that provide similar functionality without the associated risks.

Conclusion

The matane-coo-nurses package has been identified as containing malicious code that can compromise applications. It is essential to update or remove this package to protect your projects from potential security threats. Utilizing tools like Vulert can help in monitoring and managing vulnerabilities effectively.

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FAQ

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

The malicious code can lead to the installation of compromised packages, resulting in security vulnerabilities and potential data loss.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without needing to sign up.

If you have installed the matane-coo-nurses package, you should remove it immediately and update to a secure version if available.

Regularly monitor your dependencies using tools like Vulert and keep your packages updated to the latest secure versions.

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How To Fix

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

npm uninstall matane-coo-nurses

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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