Malicious Code Injection in slimy_eagle-biggestdev Package
Summary
MAL-2025-108826: Malicious code in slimy_eagle-biggestdev (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The slimy_eagle-biggestdev package is part of the npm ecosystem, often used for various development tasks. However, it has been identified as part of a malicious campaign that exploits npm's publishing features. This package has been linked to the tea.xyz token reward scheme, which aims to inflate developer reputation scores through the automatic generation of derivative packages.
Vulnerability Detail
The vulnerability originates from the package's malicious code, which modifies the package.json file to remove private flags and alters version numbers. It generates random package names, often themed around Indonesian culture, and continuously republishes these variants to pollute the npm registry. This can lead to significant issues, including the compromise of developer reputations and the integrity of the npm ecosystem.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall slimy_eagle-biggestdevIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a workaround, avoid using the slimy_eagle-biggestdev package and consider using alternative packages that provide similar functionality without the associated risks. Regularly audit your dependencies using tools like npm audit to identify and mitigate vulnerabilities.
Conclusion
The slimy_eagle-biggestdev package poses a significant risk due to its malicious code that alters package metadata and repopulates the npm registry with harmful variants. It is crucial to remove this package from your projects and monitor for similar vulnerabilities using tools like Vulert.
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FAQ
It is an npm package that has been identified as part of a malicious campaign aimed at inflating developer reputation scores.
The vulnerability can compromise your project's integrity by introducing malicious code that modifies your package.json and republishing harmful variants.
You should uninstall the slimy_eagle-biggestdev package immediately and check for any dependencies that may be affected.
Yes, tools like Vulert can monitor your package-lock.json for vulnerabilities in real-time without requiring code access or installation.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
