Malicious Code Detected in agus-mendut24-ruro: A Threat to npm Ecosystem
Summary
MAL-2025-99309: Malicious code in agus-mendut24-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The package 'agus-mendut24-ruro' is part of the npm ecosystem, which is widely used for JavaScript package management. This package is associated with the tea.xyz token reward campaign, which has been linked to the proliferation of malicious packages designed to manipulate developer reputation scores. The presence of such packages poses a significant risk to developers and users relying on npm for secure and reliable software.
Vulnerability Detail
The vulnerability originates from the malicious intent behind the 'agus-mendut24-ruro' package, which contains scripts that automatically modify the package.json file. These modifications include removing private flags, altering version numbers, and generating random package names, which leads to the continuous republishing of variants. This behavior not only pollutes the npm registry but also compromises the integrity of the software supply chain, potentially exposing users to further security risks.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall agus-mendut24-ruroIf 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 measure, avoid using the 'agus-mendut24-ruro' package and consider using alternative packages that provide similar functionality without the associated risks.
Conclusion
The 'agus-mendut24-ruro' package poses a significant threat to the npm ecosystem due to its malicious behavior. It is essential for developers to be vigilant, regularly audit their dependencies, and utilize tools like Vulert to monitor for vulnerabilities. Taking proactive steps to remove affected packages and using trusted alternatives can help maintain the security of your projects.
See every vulnerability recorded for agus-mendut24-ruro →
FAQ
The 'agus-mendut24-ruro' package is an npm package linked to a malicious campaign aimed at inflating developer reputation scores through the automatic generation of derivative packages.
You can use tools like Vulert, which monitors your package-lock.json file for vulnerabilities in real-time. You can also check your application against the Vulert playground without needing to sign up.
Using this package can lead to the pollution of the npm registry, compromising the integrity of your project and potentially exposing it to further security vulnerabilities.
Regularly audit your dependencies, use trusted packages, and stay informed about known vulnerabilities in the npm ecosystem to mitigate risks.
Immediately uninstall the package and review your project for any potential impacts. Consider using alternative packages and ensure your dependencies are up to date.
