Malicious Code Detected in csv-module-mocha-lyra: A Critical Vulnerability

csv-module-mocha-lyra Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-17805: Malicious code in csv-module-mocha-lyra (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The package csv-module-mocha-lyra is an npm module designed for handling CSV data in conjunction with Mocha testing framework. It is utilized by developers to facilitate the testing of applications that process CSV files. However, this package has been identified to contain malicious code, posing significant risks to applications that depend on it.

Vulnerability Detail

The vulnerability stems from the inclusion of malicious code within the csv-module-mocha-lyra package. This code can potentially compromise the security of applications that utilize this package, leading to unauthorized access, data breaches, or other malicious activities. The issue was introduced in version 0 and affects all subsequent versions, making it imperative for users to take immediate action.

How To Fix

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

npm uninstall csv-module-mocha-lyra

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, you can avoid using the csv-module-mocha-lyra package altogether and look for alternative libraries that provide similar functionality without the associated risks. Always ensure to review the security of any third-party packages before integrating them into your project.

Conclusion

The detection of malicious code in the csv-module-mocha-lyra package highlights the importance of scrutinizing third-party dependencies. Users are urged to take immediate action by removing the package and seeking alternatives to safeguard their applications.

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FAQ

csv-module-mocha-lyra is an npm module used for handling CSV data in Mocha tests.

The specific nature of the malicious code has not been disclosed, but it poses significant security risks.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without any signup.

Remove the csv-module-mocha-lyra package from your project immediately and look for secure alternatives.

As of now, there is no patched version available. It is recommended to remove the package until a secure alternative is found.

How To Fix

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

npm uninstall csv-module-mocha-lyra

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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