Critical Malicious Code Vulnerability in elechron Package

elechron Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-19390: Malicious code in elechron (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The elechron package is an npm library designed for efficient data processing and manipulation in JavaScript applications. It is widely used for its performance and ease of integration in various projects. However, recent findings have revealed that this package contains malicious code, posing significant security risks to applications that rely on it.

Vulnerability Detail

The vulnerability in the elechron package originates from the inclusion of malicious code that can compromise the security of applications using this library. This code can potentially lead to unauthorized access, data breaches, and other malicious activities. The issue affects all versions starting from 0, making it critical for users to take immediate action to protect their applications.

How To Fix

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

npm uninstall elechron

If 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 elechron package from your project until a secure version is released. You can uninstall it using the command: 'npm uninstall elechron'. This will help mitigate the risk of exploitation while you await a fix.

Conclusion

The elechron package has been identified to contain malicious code, posing a significant risk to applications that utilize it. Users are urged to update or remove the package to safeguard their projects. Utilizing tools like Vulert can help in monitoring and managing vulnerabilities effectively.

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FAQ

The elechron package is used for data processing and manipulation in JavaScript applications, providing efficient performance and ease of integration.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Simply upload your package-lock.json file to the Vulert playground at Vulert Scanner to check for vulnerabilities.

If immediate updates are not feasible, consider removing the package from your project as a temporary measure to avoid potential security risks.

Yes, Vulert allows you to monitor vulnerabilities using just your package-lock.json file, without requiring any installation or code access.

Failing to address this vulnerability could lead to unauthorized access to your application, data breaches, and exploitation of your system by malicious actors.

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How To Fix

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

npm uninstall elechron

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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