Malicious Code Injection in regional_wallaby-teagooddev Package

regional_wallaby-teagooddev Updated 18 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-107815: Malicious code in regional_wallaby-teagooddev (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The regional_wallaby-teagooddev package is part of the npm ecosystem, often associated with the tea.xyz token reward campaign. This package is designed to facilitate the generation and publication of derivative packages, which can inflate developer reputation scores for token rewards. However, it has been identified as containing malicious code that compromises its integrity and the security of applications that depend on it.

Vulnerability Detail

The vulnerability in the regional_wallaby-teagooddev package originates from its inclusion in a campaign that floods the npm registry with malicious packages. It contains scripts that modify the package.json file to remove private flags, alter version numbers, and generate random package names. This behavior leads to the continuous republishing of variants, polluting the npm registry and potentially compromising applications that rely on this package. The malicious payload can lead to unauthorized access, data breaches, and a significant impact on the reputation of developers using affected packages.

How To Fix

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

npm uninstall regional_wallaby-teagooddev

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

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Workaround

As a temporary workaround, you can remove the regional_wallaby-teagooddev package from your project by executing the command: 'npm uninstall regional_wallaby-teagooddev'. This will prevent any malicious code from executing until a secure version is available.

Conclusion

The regional_wallaby-teagooddev package contains malicious code that poses significant risks to applications using it. It is crucial to update or remove this package to safeguard your projects. Utilizing tools like Vulert can help monitor and manage vulnerabilities effectively.

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FAQ

It is an npm package associated with the tea.xyz token reward campaign, designed to generate and publish derivative packages.

The malicious code modifies your package.json file, potentially leading to unauthorized access and data breaches.

Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just your package-lock.json file.

You can use the Vulert playground at Vulert Scanner to check for vulnerabilities without needing to sign up.

If an immediate update is not possible, consider removing the package as a temporary measure to mitigate risk.

How To Fix

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

npm uninstall regional_wallaby-teagooddev

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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