Malicious Code Injection in uaragia-mudiffa-syuf Package - npm Vulnerability

uaragia-mudiffa-syuf Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-169493: Malicious code in uaragia-mudiffa-syuf (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The uaragia-mudiffa-syuf 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. However, it has been identified as containing malicious scripts that compromise the integrity of the npm registry.

Vulnerability Detail

The vulnerability stems from malicious code embedded in the uaragia-mudiffa-syuf package. This code modifies the package.json file to remove private flags, alters version numbers, and generates random package names, leading to the continuous republishing of these variants. The primary risk is the pollution of the npm registry, which can affect developers relying on legitimate packages and compromise the security of their applications.

How To Fix

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

npm uninstall uaragia-mudiffa-syuf

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 uaragia-mudiffa-syuf package and look for alternative packages that provide similar functionality without the associated risks. Additionally, you can monitor your package-lock.json file for any unauthorized changes.

Conclusion

The uaragia-mudiffa-syuf package contains malicious code that poses a significant risk to developers and their applications. It is crucial to remove this package and monitor your project for any vulnerabilities. Utilizing tools like Vulert can help maintain the security of your open-source dependencies.

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FAQ

The uaragia-mudiffa-syuf package is an npm package associated with the tea.xyz token reward campaign, designed to generate and publish derivative packages.

The vulnerability can lead to the pollution of the npm registry, potentially compromising the integrity of your application by introducing malicious code.

You should uninstall the uaragia-mudiffa-syuf package immediately and check for any unauthorized changes in your project.

Yes, you can use Vulert, which monitors your package-lock.json file for open-source vulnerabilities in real-time without requiring code access or installation.

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

How To Fix

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

npm uninstall uaragia-mudiffa-syuf

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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