Critical Malicious Code Vulnerability in medusa-plugin-zalopay

medusa-plugin-zalopay Updated 24 Nov 2025

Summary

24/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-190851: Malicious code in medusa-plugin-zalopay (npm). Affects medusa-plugin-zalopay versions 0.0.40. No fix is published. How to fix ↓

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Background

medusa-plugin-zalopay is an npm package designed to integrate Zalopay payment solutions into Medusa, an open-source e-commerce platform. This package allows developers to facilitate online transactions seamlessly. However, it has been identified to contain malicious code that compromises the security of any system where it is installed.

Vulnerability Detail

The vulnerability originates from the inclusion of malicious code within the medusa-plugin-zalopay package. This code can fully compromise any computer that has the package installed, allowing unauthorized access to sensitive information such as secrets and keys. The ramifications are severe, as it could lead to data breaches and loss of control over the affected systems. The specific technical aspect of this vulnerability is classified under CWE-506, which indicates the presence of embedded malicious code.

How To Fix

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

npm uninstall medusa-plugin-zalopay

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

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Workaround

There are no effective workarounds for this vulnerability. The only recommended action is to uninstall the medusa-plugin-zalopay package and ensure that all sensitive information is secured.

Conclusion

The medusa-plugin-zalopay package has been found to contain malicious code that poses a significant security risk. Immediate action is required to remove the package and secure any sensitive information. Utilizing tools like Vulert can help in monitoring for such vulnerabilities in the future.

See every vulnerability recorded for medusa-plugin-zalopay →

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FAQ

You should immediately uninstall the package and rotate any sensitive information stored on the affected system.

You can use Vulert's playground at Vulert Scanner to check if your application is affected without needing to sign up.

The risks include unauthorized access to sensitive data, potential data breaches, and loss of control over the affected systems.

No, there is currently no patched version of the medusa-plugin-zalopay package available.

Vulert monitors and alerts for open-source vulnerabilities in your software using just the package-lock.json file, providing real-time insights.

Sponsored Lume, the Habilume companion Habilume Habit tracker with a companion that grows with you Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent. App Store Google Play

How To Fix

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

npm uninstall medusa-plugin-zalopay

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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