Malicious Code Detected in avalon-plugin-files: A Critical Security Alert

avalon-plugin-files Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-15180: Malicious code in avalon-plugin-files (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The package 'avalon-plugin-files' is a Node.js library used for managing file operations within the Avalon framework. It is designed to enhance the functionality of applications by providing plugins that facilitate file handling. However, recent findings have revealed that this package contains malicious code, posing significant security risks to users and their applications.

Vulnerability Detail

The vulnerability in 'avalon-plugin-files' stems from the inclusion of malicious code that can compromise the integrity and security of applications utilizing this package. This code may lead to unauthorized access, data breaches, or other harmful actions within the affected systems. The issue was introduced in version 0 and has not been addressed in subsequent releases, 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 avalon-plugin-files

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, users can remove the 'avalon-plugin-files' package from their project until a secure version is released. This can be done using the command: 'npm uninstall avalon-plugin-files'. Additionally, consider using alternative packages that provide similar functionality without the associated risks.

Conclusion

The discovery of malicious code in the 'avalon-plugin-files' package poses a significant threat to users and their applications. Immediate action is required to mitigate risks, including updating or removing the package. Users are encouraged to stay informed about updates and utilize tools like Vulert for ongoing monitoring.

See every vulnerability recorded for avalon-plugin-files →

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FAQ

The malicious code is designed to compromise application security, potentially leading to unauthorized access and data breaches.

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As of now, there is no patched version available. Users are advised to uninstall the package until a secure version is released.

If immediate removal is not possible, ensure that your application is secured through other means and monitor for any suspicious activity.

Yes, you can report vulnerabilities to the maintainers of the package or through platforms like GitHub to ensure they are addressed promptly.

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How To Fix

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

npm uninstall avalon-plugin-files

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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