Malicious Code Detected in flexishow Package: Security Alert

flexishow Updated 02 Oct 2025

Summary

14/08/2025
CRITICAL
No i
Critical
Not published

MAL-2025-20697: Malicious code in flexishow (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The flexishow package is an npm library designed for flexible display functionalities in web applications. It allows developers to create dynamic and responsive user interfaces. However, recent findings have revealed that this package contains malicious code, posing significant security risks to applications that utilize it.

Vulnerability Detail

The vulnerability in the flexishow package originates from the inclusion of malicious code that can compromise the security of applications using this library. This code may lead to unauthorized access, data breaches, or other harmful actions within the affected systems. The issue affects all versions starting from 0, 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 flexishow

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, consider removing the flexishow package from your project until a secure version is released. You can uninstall it using the following command: npm uninstall flexishow. This will help mitigate the risk of exploitation while you await a fix.

Conclusion

The discovery of malicious code in the flexishow package highlights the importance of maintaining secure dependencies in software development. Users are urged to take immediate action by updating or removing the package to safeguard their applications.

See every vulnerability recorded for flexishow →

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FAQ

flexishow is an npm package used for creating flexible display functionalities in web applications.

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

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.

As of now, a patched version is not specified. Users should monitor the package repository for updates.

If immediate updates are not possible, consider removing the package from your project as a temporary measure.

How To Fix

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

npm uninstall flexishow

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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