Malicious Code Injection in squealing_whitefish-appteadev: A Threat to npm Ecosystem

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-109055: Malicious code in squealing_whitefish-appteadev (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The package 'squealing_whitefish-appteadev' is part of the npm ecosystem, which is widely used for JavaScript package management. This package is implicated in a malicious campaign that aims to inflate developer reputation scores through the creation of numerous derivative packages. It is designed to automate the publishing of these packages, which can lead to significant pollution of the npm registry and compromise the integrity of the ecosystem.

Vulnerability Detail

The vulnerability stems from the package's involvement in the tea.xyz token reward campaign, which has been identified as a source of malicious activity. The package contains scripts that modify the package.json file by removing private flags, altering version numbers, and generating random package names. This behavior can lead to the proliferation of unwanted packages in the npm registry, potentially affecting developers who unknowingly depend on these malicious packages. The ramifications include compromised project integrity and potential security risks for applications relying on these packages.

How To Fix

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

npm uninstall squealing_whitefish-appteadev

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 measure, you can avoid using the affected package by removing it from your project and replacing it with a trusted alternative. Ensure that your package-lock.json file is updated accordingly to prevent the installation of the malicious package in the future.

Conclusion

The 'squealing_whitefish-appteadev' package poses a significant risk due to its malicious behavior aimed at inflating developer reputation scores. It is crucial to remove this package and monitor your dependencies to maintain the integrity of your projects. Utilizing tools like Vulert can help in identifying and mitigating such vulnerabilities effectively.

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FAQ

The impact includes the potential for your project to depend on malicious packages that can compromise security and integrity.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check your application without any signup.

If you have installed the package, you should uninstall it immediately and review your dependencies for any other potentially malicious packages.

Currently, there are no patches available for the affected package. The best course of action is to remove it from your project.

Regularly audit your dependencies, use tools like Vulert for monitoring, and stay informed about known vulnerabilities in the npm ecosystem.

How To Fix

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

npm uninstall squealing_whitefish-appteadev

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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