Malicious Code Injection in moody-teadev: A Threat to npm Packages
Summary
MAL-2025-105965: Malicious code in moody-teadev (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
moody-teadev is an npm package that is part of the tea.xyz token reward campaign, which has been known to flood the npm ecosystem with malicious packages. These packages are designed to inflate developer reputation scores through the automatic generation and publication of derivative packages. The functionality of moody-teadev is compromised due to its malicious intent, posing a significant risk to developers and users relying on its integrity.
Vulnerability Detail
The vulnerability in moody-teadev originates from its design to include autopublish scripts that modify the package.json file. These modifications remove private flags, alter version numbers, and generate random package names, which leads to the pollution of the npm registry. The malicious payload can result in unauthorized access to sensitive data and the proliferation of untrustworthy packages, ultimately undermining the security of the npm ecosystem.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall moody-teadev
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 moody-teadev from your project dependencies by executing the command: 'npm uninstall moody-teadev'. This will prevent the execution of any malicious code associated with the package until a fix is applied.
Conclusion
The moody-teadev package poses a significant security threat due to its malicious code designed to manipulate npm package management. It is crucial for developers to take immediate action by updating or removing the package and to utilize tools like Vulert for ongoing vulnerability monitoring.
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FAQ
moody-teadev is an npm package involved in a token reward campaign that has been identified as malicious.
The vulnerability can lead to unauthorized modifications of your package.json file and the introduction of untrustworthy packages into your project.
You should uninstall the package immediately and check for any unauthorized changes in your project.
Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in your software using just package-lock.json.
You can use the Vulert playground at Vulert Scanner to check if your application is affected without needing to sign up.