Malicious Code Injection in wawan-wajit68-breki Package: A Threat to npm Ecosystem
Summary
MAL-2025-76220: Malicious code in wawan-wajit68-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 wawan-wajit68-breki package is part of the npm ecosystem, which is widely used for JavaScript package management. This package is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with malicious packages. The primary function of this package is to facilitate the generation and publication of derivative packages, but it has been compromised to include harmful scripts that manipulate package metadata.
Vulnerability Detail
The vulnerability in the wawan-wajit68-breki package stems from its malicious code that modifies the package.json file. This code removes private flags, alters version numbers, and generates random package names, ultimately leading to the pollution of the npm registry. The malicious payload is designed to inflate developer reputation scores for token rewards, posing a significant risk to the integrity of the npm ecosystem and potentially allowing for further exploitation.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall wawan-wajit68-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 prevent the installation of this malicious package by using npm's package-lock.json file to lock your dependencies. This will help avoid unintentional updates to compromised packages. You can also monitor your project for vulnerabilities using tools like Vulert, which analyzes your package-lock.json to alert you in real-time for any open-source vulnerabilities.
Conclusion
The wawan-wajit68-breki package poses a significant threat to the npm ecosystem due to its malicious code that alters package metadata. It is crucial to remove this package from your project and utilize tools like Vulert to monitor for vulnerabilities. Staying informed and proactive can help safeguard your projects from similar threats.
See every vulnerability recorded for wawan-wajit68-breki →
FAQ
The wawan-wajit68-breki package is an npm package that has been identified as malicious, primarily associated with the tea.xyz token reward campaign.
The malicious code modifies your package.json file, potentially leading to the publication of harmful packages and compromising the integrity of your project.
You should uninstall the wawan-wajit68-breki package immediately using the command 'npm uninstall wawan-wajit68-breki' and monitor your project for any further vulnerabilities.
Regularly update your dependencies and use tools like Vulert to monitor your project for vulnerabilities in real-time.
Vulert is a tool that monitors your package-lock.json for open-source vulnerabilities, providing real-time alerts without requiring code access or installation.
