Critical Malicious Code Vulnerability in @mikudev/ridwan-signal Package

@mikudev/ridwan-signal Updated 21 Jan 2026

Summary

21/01/2026
CRITICAL
No i
Critical
Not published

MAL-2026-383: Malicious code in @mikudev/ridwan-signal (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The @mikudev/ridwan-signal package is an npm library designed for signal handling in JavaScript applications. It is used by developers to facilitate communication between different parts of an application. However, this package has been identified to contain malicious code, compromising the security of any system where it is installed.

Vulnerability Detail

The vulnerability originates from the inclusion of malicious code within the @mikudev/ridwan-signal package. This code can lead to complete compromise of any computer that has the package installed, allowing unauthorized access to sensitive information such as secrets and keys. The malicious nature of the code is classified under CWE-506, indicating that it contains embedded malicious code. Users are advised to treat any system running this package as fully compromised.

How To Fix

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

npm uninstall @mikudev/ridwan-signal

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

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Workaround

There are no effective workarounds for this vulnerability other than removing the package entirely. If your application relies on this package, consider finding an alternative library that provides similar functionality without the security risks.

Conclusion

The @mikudev/ridwan-signal package contains malicious code that poses a significant security risk. Users must uninstall the package immediately and take necessary precautions to secure their systems. Regular monitoring of dependencies is essential to prevent similar vulnerabilities in the future.

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FAQ

Immediately uninstall the package using npm uninstall @mikudev/ridwan-signal and rotate any sensitive information stored on the affected system.

You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without needing to sign up.

Leaving the package installed can lead to unauthorized access to sensitive data and complete control of your system by malicious actors.

Regularly monitor your dependencies using tools like Vulert and keep your packages updated to the latest secure versions.

Vulert is a service that monitors open-source vulnerabilities in your software using just the package-lock.json file. It provides real-time alerts for any vulnerabilities detected.

How To Fix

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

npm uninstall @mikudev/ridwan-signal

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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