Malicious Code Injection in Pajero-Cir5: npm Package Vulnerability
Summary
MAL-2025-163952: Malicious code in pajero-cir5 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
Pajero-Cir5 is an npm package that has been identified as part of a malicious campaign targeting the npm registry. This package is associated with the tea.xyz token reward initiative, which aims to inflate developer reputation scores through the automatic generation and publication of derivative packages. The package is designed to modify its own metadata and continuously republish itself under various names, contributing to registry pollution.
Vulnerability Detail
The vulnerability in Pajero-Cir5 arises from its malicious code that alters the package.json file by removing private flags and changing 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 install these malicious 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 pajero-cir5If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary measure, avoid using Pajero-Cir5 and any other packages associated with the tea.xyz token reward campaign. Regularly audit your project's dependencies using tools like npm audit to identify and mitigate potential vulnerabilities.
Conclusion
The Pajero-Cir5 npm package contains malicious code that poses a significant risk to developers and their applications. It is crucial to remove this package and monitor your dependencies for vulnerabilities. Utilizing tools like Vulert can help maintain the security of your projects by providing real-time alerts for open-source vulnerabilities.
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FAQ
Pajero-Cir5 is an npm package that has been identified as part of a malicious campaign aimed at inflating developer reputation scores through automated package publishing.
The vulnerability can lead to the installation of malicious code that modifies your project's dependencies, potentially compromising the security and integrity of your application.
You should uninstall Pajero-Cir5 immediately using 'npm uninstall pajero-cir5' and check for any other affected packages in your project.
You can use tools like npm audit to regularly check for vulnerabilities in your dependencies. Additionally, Vulert can monitor your package-lock.json for real-time alerts on open-source vulnerabilities.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
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