Malicious Code Detected in gitter-irc-bridge Package - Security Alert

gitter-irc-bridge Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-21494: Malicious code in gitter-irc-bridge (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The gitter-irc-bridge package is an npm library designed to facilitate communication between Gitter and IRC channels, allowing users to interact across these platforms seamlessly. It is commonly used in collaborative environments where teams utilize both Gitter and IRC for communication. However, this package has been found to contain malicious code, posing significant security risks to users and their applications.

Vulnerability Detail

The vulnerability in the gitter-irc-bridge package arises from the inclusion of malicious code that can compromise the security of applications utilizing this package. This code can lead to unauthorized access, data breaches, or other malicious activities. The issue was introduced in version 0 and affects all subsequent versions, making it critical for users to address this vulnerability promptly.

How To Fix

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

npm uninstall gitter-irc-bridge

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 workaround, users can remove the gitter-irc-bridge package from their project until a secure version is released. This can be done using the command: npm uninstall gitter-irc-bridge. Consider using alternative packages that provide similar functionality without the security risks.

Conclusion

The discovery of malicious code in the gitter-irc-bridge package highlights the importance of maintaining vigilance in open-source software usage. Users are urged to update or remove the package to safeguard their applications against potential threats.

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FAQ

The gitter-irc-bridge package is an npm library that allows users to communicate between Gitter and IRC channels.

The malicious code can lead to unauthorized access and potential data breaches for applications using the package.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Check your application using the Vulert playground at Vulert Scanner.

Currently, there is no patched version available. Users should monitor the package repository for updates.

If immediate removal is not possible, consider implementing additional security measures to mitigate risks until the package can be updated or replaced.

How To Fix

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

npm uninstall gitter-irc-bridge

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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