Malicious Code in f0-components (npm)

f0-components Updated 02 Oct 2025

Summary

17/11/2023
CRITICAL
No i
Critical
Not published

MAL-2023-8529: Malicious code in f0-components (npm). Affects f0-components versions 5.0.0 – 5.1.0. No fix is published. How to fix ↓

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Background

The f0-components package is an npm package that provides various components for web development. It is commonly used in JavaScript projects to enhance the user interface and functionality of web applications. The package offers a range of features and utilities that simplify the development process. However, a specific version of the f0-components package, version 5.1.0, has been identified as containing malicious code.

Vulnerability Detail

The f0-components package version 5.1.0 has been flagged as malicious due to its communication with a domain associated with malicious activity and the execution of commands linked to malicious behavior. This indicates that the package may pose a security risk to applications that depend on it. The presence of malicious code in the package could potentially lead to unauthorized access, data breaches, or other harmful consequences.

How To Fix

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

npm uninstall f0-components

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

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Workaround

There is no known workaround for this vulnerability. It is crucial to remove the affected version of the f0-components package and replace it with a secure version.

Conclusion

The f0-components package version 5.1.0 has been identified as containing malicious code. To ensure the security of your application, it is crucial to remove this version from your project's dependencies and replace it with a secure version. For further support and assistance in vulnerability remediation, please contact DevNack.com.

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FAQ

The f0-components package is an npm package that provides various components for web development, allowing developers to enhance the user interface and functionality of web applications.

You can use the Vulert Playground (https://vulert.com/scanner) to check if your application is affected by this vulnerability. Simply provide your package-lock.json file, and Vulert will analyze it for any open-source vulnerabilities, including this specific f0-components vulnerability.

The presence of malicious code in the f0-components package could lead to unauthorized access, data breaches, or other harmful consequences for applications that depend on it. It is crucial to address this vulnerability promptly to mitigate these risks.

To update the f0-components package to a secure version, you can modify your project's package.json file and specify the desired version of the package. Alternatively, you can use the npm command line tool and run the 'npm install f0-components@<version>' command to install a specific version of the package.

No, there is no known workaround for this vulnerability. It is essential to remove the affected version of the f0-components package and replace it with a secure version.

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 f0-components

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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