Malicious Code Vulnerability in renewed_penguin-appteadev Package
Summary
MAL-2025-107903: Malicious code in renewed_penguin-appteadev (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The renewed_penguin-appteadev package is part of the npm ecosystem, which is widely used for JavaScript package management. This package is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with malicious packages. The primary function of this package is to facilitate token rewards, but it has been compromised to include harmful scripts that can manipulate project files and affect the integrity of the npm registry.
Vulnerability Detail
The vulnerability originates from the malicious code embedded within the renewed_penguin-appteadev package. This code is designed to automatically modify the package.json file by removing private flags, altering version numbers, and generating random package names. The malicious payload continuously republishes these variants, leading to pollution of the npm registry and potential reputational damage for developers. The presence of such scripts poses significant risks, including unauthorized access to sensitive data and disruption of normal package management operations.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall renewed_penguin-appteadevIf 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 avoid using the renewed_penguin-appteadev package altogether and look for alternative packages that provide similar functionality without the associated risks. Additionally, you can use the following command to audit your npm packages for vulnerabilities: 'npm audit'.
Conclusion
The renewed_penguin-appteadev package contains malicious code that poses significant risks to developers and their projects. It is crucial to uninstall this package and monitor your dependencies for vulnerabilities. Utilizing tools like Vulert can help maintain the security of your software by providing real-time alerts for open-source vulnerabilities.
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FAQ
It is an npm package associated with the tea.xyz token reward campaign, which has been compromised to include malicious scripts.
The malicious code modifies your package.json file, removes private flags, and can lead to the publication of harmful variants, affecting your project's integrity.
You should uninstall the renewed_penguin-appteadev package immediately and check for any other affected packages in your project.
You can use tools like Vulert to monitor your package-lock.json file for open-source vulnerabilities in real-time without requiring code access.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without signing up.
