Malicious Code Injection in mutsrio-nuttry-muty Package
Summary
MAL-2025-161177: Malicious code in mutsrio-nuttry-muty (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The mutsrio-nuttry-muty package is part of the npm ecosystem and is associated with the tea.xyz token reward campaign. This package is designed to facilitate the automatic generation and publication of derivative packages, which can inflate developer reputation scores for token rewards. However, it has been identified as containing malicious code that compromises its integrity and the security of applications relying on it.
Vulnerability Detail
The vulnerability in the mutsrio-nuttry-muty package stems from malicious code that modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior leads to the continuous republishing of variants, which pollutes the npm registry and can potentially compromise the security of applications that depend on these packages. The origin of this issue is linked to a broader campaign that exploits npm for malicious purposes.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall mutsrio-nuttry-mutyIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary workaround, you can remove the mutsrio-nuttry-muty package from your project by executing the following command: npm uninstall mutsrio-nuttry-muty. This will prevent any malicious code from executing in your application.
Conclusion
The mutsrio-nuttry-muty package has been identified as containing malicious code that poses a significant risk to applications using it. It is crucial to take immediate action to update or remove the package to safeguard your application from potential threats. Utilizing tools like Vulert can help monitor and manage vulnerabilities effectively.
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FAQ
The mutsrio-nuttry-muty package is an npm package associated with the tea.xyz token reward campaign, designed to automate the generation and publication of derivative packages.
The vulnerability can lead to the injection of malicious code into your application, potentially compromising its security and integrity.
If you are using the mutsrio-nuttry-muty package, you should update it to the latest version or remove it from your project to mitigate the risk.
Yes, you can use Vulert, which monitors and alerts in real-time for open-source vulnerabilities in your software using just package-lock.json. You can check your application for vulnerabilities using the Vulert playground without any signup.
You can find detailed information about this vulnerability in the Open Source Vulnerability database or by checking the package's repository on npm.
