Malicious Code Injection in jelek-rasism-anime: A Threat to npm Packages
Summary
MAL-2025-157050: Malicious code in jelek-rasism-anime (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package 'jelek-rasism-anime' is part of a larger ecosystem within npm, primarily associated with the tea.xyz token reward campaign. This package, like others in this campaign, is designed to manipulate npm's publishing system by creating numerous derivative packages with randomized names. Its functionality is compromised by malicious scripts that aim to inflate developer reputation scores for token rewards, making it a target for exploitation.
Vulnerability Detail
The vulnerability in 'jelek-rasism-anime' stems from its inclusion in a malicious campaign that modifies the package.json file to remove private flags and alters version numbers. This allows the package to continuously republish variants with Indonesian-themed names, polluting the npm registry. The origin of this vulnerability is linked to the automated scripts (auto.js, autopublish.js, etc.) that are part of the malicious payload, which can lead to significant ramifications such as reputation damage for developers and potential security risks for users who unknowingly install these compromised packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall jelek-rasism-anime
If 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 'jelek-rasism-anime' and any other packages associated with the tea.xyz token reward campaign. Additionally, consider using npm audit to identify and address vulnerabilities in your project's dependencies.
Conclusion
The 'jelek-rasism-anime' package poses a significant risk due to its malicious nature and the potential for widespread impact on the npm ecosystem. It is crucial for developers to remain vigilant, regularly audit their dependencies, and utilize tools like Vulert to ensure their applications are secure.
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FAQ
'jelek-rasism-anime' is an npm package that is part of a malicious campaign aimed at manipulating the npm registry.
The vulnerability can lead to the installation of compromised packages, which may introduce security risks and damage your project's reputation.
You should remove 'jelek-rasism-anime' from your project and monitor for any updates or patches that may address the issue.
You can use tools like npm audit or services like Vulert, which monitors your package-lock.json for vulnerabilities in real-time.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.