Malicious Code Detected in bonsaits Package - Security Alert

bonsaits Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-15952: Malicious code in bonsaits (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The bonsaits package is an npm library designed for specific functionalities within JavaScript applications. It is utilized by developers for its ease of integration and various features. However, recent findings have revealed that this package contains malicious code, posing a significant security risk to applications that rely on it.

Vulnerability Detail

The bonsaits package has been identified to contain malicious code that can compromise the security of applications using it. This vulnerability originated from the package itself, which was likely introduced in version 0 or earlier. The ramifications of this issue can include unauthorized access to sensitive data, potential data breaches, and exploitation of the affected systems. Developers using this package should be aware of the risks associated with its use and take immediate action to mitigate potential threats.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall bonsaits

If 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 measure, you can avoid using the bonsaits package altogether and look for alternative libraries that provide similar functionality without the associated risks. Ensure to review the security of any new packages before integrating them into your project.

Conclusion

The discovery of malicious code in the bonsaits package highlights the importance of regularly reviewing and updating dependencies in software projects. Developers should take immediate action to remove the affected package and consider using alternative libraries to safeguard their applications.

See every vulnerability recorded for bonsaits →

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FAQ

The bonsaits package is an npm library used in JavaScript applications for various functionalities. However, it has been found to contain malicious code.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software. By checking your package-lock.json file, Vulert can identify if your application is affected by this vulnerability.

If you are using bonsaits, it is recommended to remove the package immediately and look for alternatives. If a patched version becomes available, update to that version.

Detailed information about the bonsaits vulnerability can be found on the GitHub repository of the malicious packages project.

Vulert uses your package-lock.json file to monitor and alert you in real-time for open-source vulnerabilities, ensuring that you are informed of any potential risks without needing to access the code directly.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall bonsaits

If 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 →

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