Critical Malicious Code Vulnerability in nebulajs-api Package

nebulajs-api Updated 28 Sep 2026

Summary

28/09/2026
CRITICAL
No i
Critical
Not published

MAL-2026-17220: Malicious code in nebulajs-api (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The nebulajs-api package is a Node.js library designed for building applications that interact with NebulaJS services. It provides a set of APIs for developers to easily integrate and manage NebulaJS functionalities. However, this package has been compromised, leading to severe security risks for any application utilizing it.

Vulnerability Detail

The vulnerability stems from the presence of malicious code within the nebulajs-api package. This code can compromise any computer that has the package installed, allowing unauthorized access to sensitive information, including secrets and keys. The malicious nature of the code has been confirmed by security researchers, and it is classified under CWE-506, indicating that the product contains embedded malicious code. Users are advised to treat any system running this package as fully compromised.

How To Fix

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

npm uninstall nebulajs-api

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 workaround, users should uninstall the nebulajs-api package using the following command: npm uninstall nebulajs-api. Additionally, ensure that all sensitive data is secured and rotated as necessary.

Conclusion

The nebulajs-api package has been identified as containing malicious code that poses significant security risks. Immediate action is required to remove the package and secure any affected systems. Users should remain vigilant and utilize tools like Vulert to monitor for vulnerabilities in their applications.

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FAQ

The nebulajs-api package is a Node.js library that allows developers to interact with NebulaJS services, providing various APIs for application development.

You can check if your application is affected by using the Vulert playground at Vulert Scanner, which analyzes your package-lock.json for vulnerabilities without requiring any signup.

If you have installed the nebulajs-api package, you should uninstall it immediately and rotate any sensitive information stored on the affected system.

Currently, there is no patched version available for the nebulajs-api package. Users are advised to remove the package entirely.

Failing to address this vulnerability can lead to unauthorized access to sensitive data, potential data breaches, and full system compromise.

How To Fix

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

npm uninstall nebulajs-api

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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