Malicious Code Vulnerability in mulyono-lapis65-ruro Package

mulyono-lapis65-ruro Updated 24 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-106015: Malicious code in mulyono-lapis65-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The mulyono-lapis65-ruro package is part of the npm ecosystem, primarily used for JavaScript development. It is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with various packages. This package, like others in the campaign, is designed to manipulate npm's publishing system to inflate developer reputation scores through automated scripts.

Vulnerability Detail

The vulnerability originates from malicious code embedded within the mulyono-lapis65-ruro package. This code modifies the package.json file to remove private flags and alters version numbers, allowing the package to be republished under randomized names. The intent is to pollute the npm registry and exploit the npm ecosystem for token rewards. The ramifications include potential security risks for developers who unknowingly use this package, as it can lead to the installation of unwanted or harmful software.

How To Fix

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

npm uninstall mulyono-lapis65-ruro

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 mulyono-lapis65-ruro package and look for alternative packages that provide similar functionality without the associated risks. Additionally, you can monitor your project's dependencies using tools like Vulert, which can alert you to vulnerabilities in real-time without requiring code access.

Conclusion

The mulyono-lapis65-ruro package contains malicious code that poses a significant risk to developers using it. It is crucial to uninstall this package and monitor your dependencies for vulnerabilities using tools like Vulert. Staying informed and proactive can help safeguard your projects from potential threats.

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FAQ

It is an npm package associated with the tea.xyz token reward campaign, designed to manipulate the npm registry.

Using this package can lead to the installation of malicious code that may compromise your project's security.

You should uninstall the package immediately and check for any alternative packages that are safe to use.

Yes, you can use Vulert to monitor your project's dependencies in real-time for any open-source vulnerabilities.

Currently, there is no patched version available for the mulyono-lapis65-ruro package, so it is recommended to uninstall it.

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 mulyono-lapis65-ruro

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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