Malicious Code Injection in nacho-bu-vibni Package
Summary
MAL-2025-161714: Malicious code in nacho-bu-vibni (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The nacho-bu-vibni package is part of the npm ecosystem, which is widely used for JavaScript package management. This package, like many others, is intended to facilitate the development of applications by providing reusable code. However, it has been identified as part of a malicious campaign that aims to exploit the npm registry by flooding it with derivative packages, thereby inflating developer reputation scores for token rewards.
Vulnerability Detail
The vulnerability in the nacho-bu-vibni package stems from its association with the tea.xyz token reward campaign. This package contains malicious code that modifies the package.json file to remove private flags, alters version numbers, and generates random package names. The malicious payload continuously republishes these variants, polluting the npm registry and potentially compromising the integrity of applications that depend on it. This poses significant risks, including unauthorized access to sensitive data and disruption of application functionality.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall nacho-bu-vibniIf 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 nacho-bu-vibni package and look for alternative packages that provide similar functionality without the associated risks. Additionally, consider using tools like Vulert to monitor your package-lock.json file for vulnerabilities in real-time.
Conclusion
The nacho-bu-vibni package poses a significant security risk due to its malicious code that modifies essential files and floods the npm registry. It is crucial for developers to uninstall this package and monitor their dependencies for vulnerabilities. Utilizing tools like Vulert can help maintain the security of your applications.
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FAQ
The nacho-bu-vibni package is an npm package that has been identified as part of a malicious campaign to exploit the npm registry.
The vulnerability can lead to unauthorized modifications of your package.json file, potentially compromising your application's integrity and security.
If you have installed the nacho-bu-vibni package, you should uninstall it immediately using the command npm uninstall nacho-bu-vibni.
You can use Vulert, which monitors your package-lock.json file for open-source vulnerabilities in real-time, providing alerts for any issues.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
