Critical Malicious Code Vulnerability in rollup-plugin-httpfile Package

rollup-plugin-httpfile Updated 24 Nov 2025

Summary

24/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-190858: Malicious code in rollup-plugin-httpfile (npm). Affects rollup-plugin-httpfile versions 0.2.1. No fix is published. How to fix ↓

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Background

The rollup-plugin-httpfile is an npm package designed to facilitate the handling of HTTP file requests within Rollup, a popular module bundler for JavaScript applications. This package allows developers to easily manage file imports over HTTP, enhancing the modularity and efficiency of their applications. However, it has recently been identified as containing malicious code that poses significant security risks to any system utilizing it.

Vulnerability Detail

The vulnerability stems from the presence of embedded malicious code within the rollup-plugin-httpfile package, specifically version 0.2.1. This code can compromise the entire system where the package is installed, allowing unauthorized access to sensitive information such as secrets and keys. The origin of this vulnerability has been traced back to a malicious actor who injected harmful code into the package, making it a severe threat to developers and organizations relying on it for their projects.

How To Fix

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

npm uninstall rollup-plugin-httpfile

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

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Workaround

There are no specific workarounds available for this vulnerability other than removing the affected package. It is recommended to explore alternative packages that provide similar functionality without the associated risks.

Conclusion

The rollup-plugin-httpfile package has been identified as containing malicious code, posing a significant security threat to any system using it. Immediate action is required to uninstall the package and secure any sensitive information. Users are encouraged to utilize tools like Vulert to monitor for vulnerabilities in their applications.

See every vulnerability recorded for rollup-plugin-httpfile →

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FAQ

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

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

Currently, there is no patched version available. The only recommended action is to uninstall the package.

Failing to remove the package can lead to unauthorized access to your system, potentially compromising sensitive data and allowing malicious actors to control your environment.

It is highly discouraged to use this package in any capacity due to the inherent risks associated with the embedded malicious code.

How To Fix

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

npm uninstall rollup-plugin-httpfile

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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