Malicious Code Injection in udin-buburayam87-breki Package
Summary
MAL-2025-75804: Malicious code in udin-buburayam87-breki (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The udin-buburayam87-breki 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 for token rewards. However, it has been identified as containing malicious code that compromises the integrity of the npm registry.
Vulnerability Detail
The vulnerability originates from the package's malicious scripts that modify the package.json file by removing private flags and altering version numbers. It generates random package names, often themed around Indonesian culture, and continuously republishes these variants, leading to pollution of the npm registry. This behavior can result in security risks for developers who unknowingly use these compromised packages, potentially leading to unauthorized access or data breaches.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall udin-buburayam87-brekiIf 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 avoid using the udin-buburayam87-breki package altogether and look for alternative packages that provide similar functionality without the associated risks.
Conclusion
The udin-buburayam87-breki package poses significant security risks due to its malicious code that alters package configurations and republish variants. It is crucial for developers to remove this package from their projects and monitor their dependencies for vulnerabilities to maintain the integrity of their applications.
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FAQ
It is an npm package that is part of a token reward campaign and is known to contain malicious code.
The malicious code can modify your package.json file, remove private flags, and publish unauthorized packages, leading to potential security risks.
You should uninstall the package immediately using 'npm uninstall udin-buburayam87-breki' and check your project for any unauthorized changes.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software using just the package-lock.json file. You can check your application for vulnerabilities using the Vulert playground at Vulert Scanner.
Yes, you should look for other npm packages that provide similar functionality without the associated risks of malicious code.
