Malicious Code Injection in cici-lengko92-ruro Package
Summary
MAL-2025-100432: Malicious code in cici-lengko92-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The cici-lengko92-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 identified as containing malicious code that alters its own package.json file, compromising its integrity and security.
Vulnerability Detail
The vulnerability originates from the cici-lengko92-ruro package, which includes autopublish scripts that modify the package.json file to remove private flags and change version numbers. It generates random Indonesian-themed package names and continuously republishes variants, polluting the npm registry. This behavior can lead to security risks, including the potential for unauthorized access and exploitation of affected systems.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall cici-lengko92-ruroIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a workaround, you can temporarily avoid using the cici-lengko92-ruro package by removing it from your dependencies. You can do this by executing the following command: npm uninstall cici-lengko92-ruro. Additionally, consider using alternative packages that do not exhibit malicious behavior.
Conclusion
The cici-lengko92-ruro package poses a significant security risk due to its malicious code that alters package metadata and floods the npm registry. It is crucial to remove this package and monitor your dependencies for vulnerabilities to maintain the integrity of your projects.
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FAQ
The cici-lengko92-ruro package is an npm package associated with the tea.xyz token reward campaign, designed to generate and publish derivative packages.
The malicious code modifies your package.json file, potentially leading to unauthorized access and compromising the integrity of your project.
If you have installed the cici-lengko92-ruro package, you should uninstall it immediately and check for any other affected packages.
Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just your package-lock.json file. You can check your application for vulnerabilities using the Vulert playground without any signup.
You can find detailed information about this vulnerability in the Open Source Vulnerability database or by visiting the GitHub repository for malicious packages.
