Malicious Code Injection in ruji-45 Package: npm Vulnerability Overview
Summary
MAL-2025-165272: Malicious code in ruji-45 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The ruji-45 package is part of the npm ecosystem, which is widely used for managing JavaScript packages. This package has been identified as part of a malicious campaign associated with the tea.xyz token reward system. It is designed to inflate developer reputation scores by automatically generating and publishing derivative packages with randomized names, which can lead to significant pollution of the npm registry.
Vulnerability Detail
The vulnerability in the ruji-45 package stems from its malicious code that modifies the package.json file to remove private flags and alter version numbers. It generates random package names, primarily themed around Indonesian culture, and continuously republishes these variants. This behavior not only compromises the integrity of the npm registry but also poses a risk to developers who may unknowingly use these tainted packages, leading to potential security breaches in their applications.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall ruji-45If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary measure, you can avoid using the ruji-45 package and any other packages that may have been published as part of the same malicious campaign. Regularly audit your dependencies using tools like npm audit to identify and mitigate risks.
Conclusion
The ruji-45 package poses a significant risk due to its malicious code that alters package configurations and repopulates the npm registry with tainted packages. It is crucial for developers to remove this package and monitor their dependencies to maintain the security of their applications.
See every vulnerability recorded for ruji-45 →
FAQ
The ruji-45 package is an npm package that has been identified as part of a malicious campaign aimed at inflating developer reputation scores through the automatic generation of derivative packages.
This vulnerability can lead to the inclusion of malicious code in your application, potentially compromising its security and integrity.
You should uninstall the ruji-45 package immediately and check your project for any other affected packages. Use npm uninstall ruji-45 to remove it.
Yes, you can use tools like Vulert, which monitors your package-lock.json for open-source vulnerabilities in real-time without requiring code access or installation.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.
