Malicious Code Injection in indah-brongkos85-breki Package - npm Vulnerability
Summary
MAL-2025-73471: Malicious code in indah-brongkos85-breki (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The indah-brongkos85-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 scripts that compromise its integrity.
Vulnerability Detail
The vulnerability originates from a malicious payload embedded within the indah-brongkos85-breki package. This payload modifies the package.json file to remove private flags, alters version numbers, and generates random package names, effectively polluting the npm registry. The scripts involved (auto.js, autopublish.js, etc.) are designed to continuously republish these variants, leading to potential security risks for developers who may unknowingly use these compromised packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall indah-brongkos85-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 indah-brongkos85-breki package and monitor your project's dependencies for any malicious activity. Additionally, consider using tools like Vulert to monitor your package-lock.json for vulnerabilities.
Conclusion
The indah-brongkos85-breki package poses a significant security risk due to its malicious code that alters package metadata and floods the npm registry. It is crucial for developers to remove this package and monitor their projects for vulnerabilities to maintain security.
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FAQ
It is an npm package associated with the tea.xyz token reward campaign, designed to generate and publish derivative packages.
The package contains scripts that modify package.json files, remove private flags, and continuously republish variants to pollute the npm registry.
You can use the Vulert playground at Vulert Scanner to check if your application is affected without needing to sign up.
Remove the indah-brongkos85-breki package from your project and monitor your dependencies for any malicious activity.
Regularly monitor your dependencies using tools like Vulert and keep your packages updated to the latest versions.
