Malicious Code Injection in messi-ftfa-usidna Package

messi-ftfa-usidna Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-160321: Malicious code in messi-ftfa-usidna (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The messi-ftfa-usidna package is part of the npm ecosystem and is associated with the tea.xyz token reward campaign. This package is designed to facilitate token rewards through various automated scripts. However, it has been identified as containing malicious code that compromises its integrity and the security of applications relying on it.

Vulnerability Detail

The vulnerability stems from the presence of malicious code within the messi-ftfa-usidna package. This code is designed to modify the package.json file by removing private flags, altering version numbers, and generating random package names. The malicious payload continuously republishes these variants to pollute the npm registry, potentially leading to reputation inflation for developers and compromising the security of dependent applications.

How To Fix

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

npm uninstall messi-ftfa-usidna

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 avoid using the messi-ftfa-usidna package altogether. If it is a dependency of another package, consider removing that package or replacing it with a safer alternative until the vulnerability is addressed.

Conclusion

The messi-ftfa-usidna package contains a significant vulnerability due to malicious code that alters package configurations and repopulates the npm registry with compromised packages. It is essential to remove this package and monitor your project for vulnerabilities to maintain security.

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FAQ

The messi-ftfa-usidna package is an npm package associated with the tea.xyz token reward campaign, designed to automate the generation and publication of packages.

The malicious code can compromise your application's integrity by modifying package.json files and republishing variants, which can lead to security vulnerabilities.

You should uninstall the messi-ftfa-usidna package immediately and check for any other dependencies that may be affected.

Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in your software using just package-lock.json. You can check your application for vulnerabilities using the Vulert playground.

Regularly update your dependencies, monitor for vulnerabilities, and utilize tools like Vulert to keep track of any potential security issues.

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How To Fix

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

npm uninstall messi-ftfa-usidna

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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