Malicious Code Injection in iwan-lutis10-breki Package
Summary
MAL-2025-73580: Malicious code in iwan-lutis10-breki (npm). Affected versions are not published. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The iwan-lutis10-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 its integrity.
Vulnerability Detail
The vulnerability in the iwan-lutis10-breki package originates from its malicious payload, which modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior leads to the continuous republishing of variants that pollute the npm registry, potentially affecting other developers and projects that rely on npm packages. The malicious scripts included in this package are designed to automate these actions, making it a significant threat to the integrity of the npm ecosystem.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall iwan-lutis10-brekiIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
As a temporary workaround, you can avoid using the iwan-lutis10-breki package and look for alternative packages that provide similar functionality without the associated risks. Additionally, you can monitor your package dependencies using tools like Vulert, which can alert you to vulnerabilities in your open-source software.
Conclusion
The iwan-lutis10-breki package poses a significant 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 dependencies for vulnerabilities to maintain the integrity of their applications.
See every vulnerability recorded for iwan-lutis10-breki →
FAQ
The iwan-lutis10-breki package is an npm package associated with the tea.xyz token reward campaign, designed to automate the generation and publication of derivative packages.
The package modifies package.json files, removes private flags, changes version numbers, and generates random package names, leading to pollution of the npm registry.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
If you have installed the iwan-lutis10-breki package, you should uninstall it immediately using the command: npm uninstall iwan-lutis10-breki.
Yes, Vulert can monitor and alert you in real-time for open-source vulnerabilities in your software using just package-lock.json.
