Critical Malicious Code Vulnerability in tailwindcss-animation-helper Package

tailwindcss-animation-helper Updated 05 Dec 2025

Summary

05/12/2025
CRITICAL
No i
Critical
Not published

MAL-2025-192316: Malicious code in tailwindcss-animation-helper (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The tailwindcss-animation-helper package is a utility for adding animations to Tailwind CSS projects, enhancing the user interface with dynamic effects. It is widely used in web development to streamline the process of implementing animations. However, this package has been compromised, leading to significant security concerns for users who have it installed.

Vulnerability Detail

The vulnerability originates from the presence of malicious code embedded within the tailwindcss-animation-helper package. This code can fully compromise any computer that has the package installed, allowing unauthorized access to sensitive information such as secrets and keys. Users are at risk of having their systems controlled by external entities, making it crucial to act swiftly to mitigate potential damage.

How To Fix

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

npm uninstall tailwindcss-animation-helper

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

There are no effective workarounds for this vulnerability. The only recommended action is to uninstall the compromised package and monitor your system for any signs of unauthorized access.

Conclusion

The tailwindcss-animation-helper package has been identified as containing malicious code, posing a serious risk to users. Immediate action is required to remove the package and secure any sensitive information. Utilizing tools like Vulert can help in monitoring for such vulnerabilities in the future.

See every vulnerability recorded for tailwindcss-animation-helper →

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FAQ

You should immediately uninstall the package and rotate any sensitive information stored on your system.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software. Visit the Vulert playground at Vulert Scanner to check your application without needing to sign up.

Failing to address this vulnerability can lead to unauthorized access to your system, potential data breaches, and loss of sensitive information.

Regularly monitor your dependencies for vulnerabilities using tools like Vulert, and ensure you keep your packages updated to the latest versions.

If immediate removal is not possible, ensure that you disconnect the affected system from the internet and monitor for any suspicious activity until you can safely uninstall the package.

How To Fix

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

npm uninstall tailwindcss-animation-helper

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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