Malicious Code Injection in polil-aku-kin Package: A Threat to npm Users
Summary
MAL-2025-164393: Malicious code in polil-aku-kin (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The polil-aku-kin package is part of the npm ecosystem and is associated with the tea.xyz token reward campaign. This package is designed to facilitate token rewards by generating and publishing derivative packages with randomized names. However, it has been identified as containing malicious code that compromises the integrity of the npm registry.
Vulnerability Detail
The vulnerability in the polil-aku-kin package stems from its malicious payload, which modifies the package.json file by removing private flags and altering version numbers. It generates random Indonesian-themed package names and continuously republishes variants to pollute the npm registry. This behavior not only inflates developer reputation scores for token rewards but also poses a significant risk to users by potentially introducing harmful code into their projects.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall polil-aku-kinIf 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 remove the polil-aku-kin package from your project by executing 'npm uninstall polil-aku-kin'. This will prevent any malicious code from executing in your application until a fixed version is available.
Conclusion
The polil-aku-kin package has been identified as containing malicious code that poses a significant risk to npm users. It is essential to take immediate action by updating or uninstalling the package to protect your projects from potential harm. Utilizing tools like Vulert can help you stay informed about vulnerabilities in your dependencies.
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FAQ
The polil-aku-kin 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 introduction of malicious code into your project, potentially compromising its security and integrity.
If you have installed the polil-aku-kin package, it is crucial to uninstall it immediately and monitor for any updates or patches.
You can use tools like Vulert, which monitors your package-lock.json file to alert you in real-time for open-source vulnerabilities in your software.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
