Malicious Code Injection in indah-kolak62-ruro Package: A Threat to npm Users
Summary
MAL-2025-104112: Malicious code in indah-kolak62-ruro (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The indah-kolak62-ruro package is part of a series of malicious packages that emerged during the tea.xyz token reward campaign. These packages are designed to inflate developer reputation scores by automatically generating and publishing derivative packages with randomized names. The malicious nature of this package lies in its ability to modify critical files and republish variants, thus polluting the npm registry.
Vulnerability Detail
The vulnerability originates from the package's design, which includes autopublish scripts that alter the package.json file by removing private flags and changing version numbers. This allows the package to continuously republish itself and its variants, leading to potential misuse of the npm registry and compromising the integrity of the ecosystem. The malicious payload can affect developers by cluttering their environments with unwanted packages and could potentially lead to security risks if these packages are inadvertently used in projects.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall indah-kolak62-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 prevent the installation of this package by using npm's package-lock.json file to monitor dependencies. If you are using Vulert, you can check for vulnerabilities in your application without any installation by visiting the Vulert playground at https://vulert.com/scanner.
Conclusion
The indah-kolak62-ruro package poses a significant threat to npm users due to its malicious code designed to manipulate package metadata and republish itself. It is essential to remove this package from your projects and monitor for similar vulnerabilities using tools like Vulert to maintain the integrity of your development environment.
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FAQ
It is a malicious npm package that is part of a campaign to inflate developer reputation scores by generating and publishing derivative packages.
The vulnerability can lead to the pollution of the npm registry, cluttering your development environment with unwanted packages and potentially introducing security risks.
You should uninstall the indah-kolak62-ruro package immediately using the command npm uninstall indah-kolak62-ruro.
Yes, you can use Vulert to monitor and alert for open-source vulnerabilities in your software by analyzing your package-lock.json file.
Absolutely! You can use the Vulert playground at Vulert Scanner to check for vulnerabilities in your application without any signup.
