Critical Malicious Code Vulnerability in gocast Package

gocast Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-21625: Malicious code in gocast (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The gocast package is an npm library designed for streaming and broadcasting media content. It is widely used in applications that require real-time media transmission. However, the package has been found to contain malicious code, which poses significant security risks to applications that depend on it.

Vulnerability Detail

The vulnerability in the gocast package originates from the inclusion of malicious code that can compromise the security of applications using this package. This code can lead to unauthorized access, data breaches, and potential exploitation of user data. The malicious nature of this vulnerability makes it critical for developers to address it immediately.

How To Fix

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

npm uninstall gocast

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, you can remove the gocast package from your project until a secure version is available. Use the following command to uninstall it: npm uninstall gocast.

Conclusion

The gocast package has been identified as containing malicious code, which poses serious security risks. It is crucial for developers to update to the latest patched version or remove the package until a fix is applied. Utilizing tools like Vulert can help monitor for such vulnerabilities in real-time.

See every vulnerability recorded for gocast →

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FAQ

The gocast package is used for streaming and broadcasting media content in real-time applications.

You can check if your application is affected by using Vulert, which monitors and alerts for open-source vulnerabilities. Visit Vulert Scanner to use the Vulert playground without signup.

The malicious code can lead to unauthorized access, data breaches, and exploitation of sensitive user information.

Yes, a patched version of the gocast package is available. It is recommended to update to this version immediately.

If you cannot update the package immediately, consider uninstalling it as a temporary measure to protect your application.

How To Fix

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

npm uninstall gocast

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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