Malicious Code Injection in polymedarn-munitsat-budipe Package
Summary
MAL-2025-164395: Malicious code in polymedarn-munitsat-budipe (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The polymedarn-munitsat-budipe 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 the npm registry.
Vulnerability Detail
The vulnerability in the polymedarn-munitsat-budipe package stems from its malicious payload, which 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 that pollute the npm registry, potentially affecting other developers and users by introducing untrusted packages into their environments. The origin of this vulnerability is linked to a broader campaign aimed at exploiting the npm ecosystem for token rewards, making it a significant concern for developers relying on npm packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall polymedarn-munitsat-budipeIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary measure, avoid using the polymedarn-munitsat-budipe package and consider using alternative packages that provide similar functionality without the associated risks. Regularly audit your package dependencies to identify and remove any potentially harmful packages.
Conclusion
The polymedarn-munitsat-budipe package contains a significant vulnerability due to malicious code that alters package metadata and floods the npm registry with untrusted packages. It is crucial for developers to remove this package from their projects and to use tools like Vulert for ongoing monitoring of vulnerabilities in their dependencies.
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FAQ
It 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 introduction of untrusted packages into your project, potentially compromising its security and integrity.
You should uninstall the polymedarn-munitsat-budipe package immediately using the command: npm uninstall polymedarn-munitsat-budipe.
Yes, you can use Vulert to monitor and alert in real-time for open-source vulnerabilities in your software without requiring access to the code or installation.
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