Malicious Code Injection in querulous_puma-appteadev: npm Package Vulnerability

querulous_puma-appteadev Updated 18 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-107643: Malicious code in querulous_puma-appteadev (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The querulous_puma-appteadev package is part of the npm ecosystem and is associated with the tea.xyz token reward campaign. This package is designed to facilitate the automatic generation and publication of derivative packages. It aims to inflate developer reputation scores for token rewards, but it has been compromised to include malicious scripts that can alter package configurations.

Vulnerability Detail

The vulnerability originates from the querulous_puma-appteadev package, which contains malicious code that modifies the package.json file. This code removes private flags, alters version numbers, and generates random package names, leading to the continuous republishing of these variants. This behavior pollutes the npm registry and can significantly affect developers by inflating their reputation scores fraudulently, potentially leading to trust issues within the ecosystem.

How To Fix

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

npm uninstall querulous_puma-appteadev

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 querulous_puma-appteadev package from your project by executing 'npm uninstall querulous_puma-appteadev'. This will prevent the malicious code from executing until a secure version is available.

Conclusion

The querulous_puma-appteadev package contains a significant vulnerability that allows for malicious code execution, affecting the integrity of the npm registry and developer reputation. It is crucial to take immediate action by updating or removing the package to safeguard your projects.

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FAQ

The impact includes potential pollution of the npm registry and fraudulent inflation of developer reputation scores, which can undermine trust in the ecosystem.

You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without any signup.

If immediate updates are not possible, consider removing the package as a temporary measure to mitigate risks associated with the vulnerability.

The malicious code modifies your package.json, potentially leading to unauthorized package republishing and compromising the integrity of your project.

Regularly audit your dependencies, utilize tools like Vulert for real-time monitoring, and stay updated with the latest security patches for your packages.

Sponsored Lume, the Habilume companion Habilume Habit tracker with a companion that grows with you Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent. App Store Google Play

How To Fix

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

npm uninstall querulous_puma-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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