Malicious Code Detected in avalon-plugin-socketio: A Critical Security Alert
Summary
MAL-2025-15185: Malicious code in avalon-plugin-socketio (npm). Affected versions are not published. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The package 'avalon-plugin-socketio' is an npm library designed to facilitate real-time communication between clients and servers using Socket.IO. It is commonly used in web applications to enable features such as chat functionality, notifications, and live updates. However, this package has been identified to contain malicious code, posing significant risks to applications that utilize it.
Vulnerability Detail
The vulnerability in 'avalon-plugin-socketio' stems from the inclusion of malicious code within the package. This code can potentially compromise the security of applications that depend on it, leading 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 take immediate action.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall avalon-plugin-socketioIf 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, consider removing the 'avalon-plugin-socketio' package from your project until a secure version is released. You can do this by executing the command: 'npm uninstall avalon-plugin-socketio'.
Conclusion
The discovery of malicious code in the 'avalon-plugin-socketio' package poses a significant threat to applications that utilize it. Immediate action is required to mitigate risks, including updating or removing the package. Stay vigilant and utilize tools like Vulert to monitor your dependencies for vulnerabilities.
See every vulnerability recorded for avalon-plugin-socketio →
FAQ
The malicious code can lead to unauthorized access and potential data breaches in applications using this package.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without any signup.
Currently, there is no specific patched version mentioned. It is advisable to keep an eye on the package repository for updates.
As a temporary measure, consider uninstalling the package until a secure version is available.
Vulert uses the package-lock.json file to monitor and alert for open-source vulnerabilities in your software, ensuring you stay informed about potential risks.
