Malicious Code Injection in dian-jamblang42-ruro: A Threat to npm Users
Summary
MAL-2025-101516: Malicious code in dian-jamblang42-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package dian-jamblang42-ruro is part of a series of npm packages that have been linked to a token reward campaign by tea.xyz. These packages are designed to inflate developer reputation scores by automatically generating and publishing derivative packages with randomized names. This behavior poses a significant risk to the integrity of the npm registry and the security of applications relying on these packages.
Vulnerability Detail
The vulnerability stems from the inclusion of malicious code within the dian-jamblang42-ruro package. This code modifies the package.json file to remove private flags, alters version numbers, and generates random package names, leading to the continuous republishing of these variants. The ramifications include potential pollution of the npm registry, unauthorized access to sensitive data, and the risk of executing malicious scripts in dependent applications.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall dian-jamblang42-ruroIf 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 remove the dian-jamblang42-ruro package from your project by executing the following command: npm uninstall dian-jamblang42-ruro. Additionally, monitor your package-lock.json file for any unauthorized changes.
Conclusion
The dian-jamblang42-ruro package poses a significant security risk due to the presence of malicious code designed to manipulate package metadata and inflate developer reputation scores. It is crucial for developers to take immediate action by updating or removing the package and monitoring their projects for any unauthorized changes.
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FAQ
dian-jamblang42-ruro is an npm package associated with a token reward campaign that generates and publishes derivative packages to inflate developer reputation scores.
The malicious code can modify your package.json file, leading to unauthorized changes in your project and potential security vulnerabilities.
If you have installed dian-jamblang42-ruro, it is recommended to uninstall it immediately and check for any unauthorized changes in your project.
Yes, you can use Vulert, which monitors and alerts in real-time for open-source vulnerabilities in your software using just the package-lock.json file.
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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