Malicious Code Detected in barcodeuv Package - Security Alert

barcodeuv Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-15467: Malicious code in barcodeuv (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The barcodeuv package is an npm library designed for barcode generation and scanning functionalities. It is widely used in various applications to facilitate barcode-related operations. However, the package has been identified to contain malicious code, posing significant security risks to users and their applications.

Vulnerability Detail

The vulnerability in the barcodeuv package originates from the inclusion of malicious code that can compromise user data and application integrity. This code may allow unauthorized access, data theft, or other harmful actions within the affected systems. Given that the package is utilized in numerous applications, the ramifications could be extensive, affecting both individual users and larger organizations.

How To Fix

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

npm uninstall barcodeuv

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 remove the barcodeuv package from your project until a secure version is released. This can be done with the command: npm uninstall barcodeuv. Consider using alternative libraries for barcode functionalities in the meantime.

Conclusion

The barcodeuv package has been identified as containing malicious code, which poses a significant security risk. Users are advised to update the package or remove it from their applications until a secure version is released. Utilizing tools like Vulert can help in monitoring and managing vulnerabilities effectively.

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FAQ

The barcodeuv package is an npm library used for generating and scanning barcodes in applications.

The malicious code can potentially allow unauthorized access to user data and compromise application security.

You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check your application without any signup.

If an immediate update is not possible, consider uninstalling the barcodeuv package and using alternative libraries until a secure version is available.

Vulert uses just package-lock.json to monitor and alert in real-time for open-source vulnerabilities, providing a simple way to keep your applications secure.

How To Fix

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

npm uninstall barcodeuv

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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