Malicious Code Injection in putri-bubursumsum89-ruro Package
Summary
MAL-2025-107479: Malicious code in putri-bubursumsum89-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The putri-bubursumsum89-ruro 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 compromised to include malicious scripts that alter package metadata and republish variants to the npm registry.
Vulnerability Detail
The vulnerability originates from the malicious code embedded in the putri-bubursumsum89-ruro package. This code modifies the package.json file by removing private flags, changing version numbers, and generating random package names. The malicious payload continuously republishes these variants, leading to pollution of the npm registry and potential security risks for developers who unknowingly use these compromised packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall putri-bubursumsum89-ruroIf 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 avoid using the putri-bubursumsum89-ruro package and monitor your dependencies for any instances of this package. You can also use the following command to check for vulnerabilities in your project: npm audit.
Conclusion
The putri-bubursumsum89-ruro package has been identified as containing malicious code that poses a significant risk to developers. It is crucial to remove this package and monitor your dependencies to ensure the security of your projects.
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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 malicious code can alter your package.json file, leading to security vulnerabilities and pollution of the npm registry.
You should remove the putri-bubursumsum89-ruro package from your project and monitor for any updates or patches.
You can use tools like Vulert, which monitors your package-lock.json for open-source vulnerabilities in real-time.
Yes, you can use the Vulert playground at Vulert Scanner to check for vulnerabilities without any signup.
