Malicious Code Detected in bb-builder: A Critical npm Vulnerability
Summary
MAL-2025-15529: Malicious code in bb-builder (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The bb-builder package is a tool designed for building and managing projects in the npm ecosystem. It provides developers with functionalities to streamline their build processes. However, it has been identified to contain malicious code that poses significant security risks to users and their applications.
Vulnerability Detail
The vulnerability in the bb-builder package arises from the inclusion of malicious code that can compromise the integrity of applications using this package. This code may lead to unauthorized access, data breaches, or other harmful actions within the affected systems. The malicious nature of this code was discovered by Amazon Inspector, highlighting the importance of scrutinizing third-party packages for security threats.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall bb-builderIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary workaround, consider removing the bb-builder package from your project until a secure version is released. You can do this by executing: 'npm uninstall bb-builder'. This will prevent any potential exploitation of the malicious code while you await a fix.
Conclusion
The bb-builder package has been identified as containing malicious code that poses serious security risks. Users are advised to update or remove the package to protect their applications. Utilizing tools like Vulert can help monitor and alert for such vulnerabilities in real-time.
See every vulnerability recorded for bb-builder →
FAQ
bb-builder is an npm package used for building and managing projects, providing various functionalities to streamline development processes.
The malicious code found in bb-builder can lead to unauthorized access and potential data breaches, posing significant risks to applications using this package.
You can use Vulert, a tool that monitors open-source vulnerabilities in real-time, by simply analyzing your package-lock.json file. Visit Vulert Scanner to check your application without any signup.
If an immediate update is not possible, consider removing the bb-builder package from your project to mitigate risks until a secure version is available.
The vulnerability was discovered by Amazon Inspector, a security tool that identifies potential threats in software packages.
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