Malicious Code Injection in ultimate_chickadee_z3n Package
Summary
MAL-2025-97079: Malicious code in ultimate_chickadee_z3n (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The ultimate_chickadee_z3n package is part of the npm ecosystem, typically used for various JavaScript functionalities. However, it has been identified as part of a malicious campaign that floods the npm registry with derivative packages. These packages are designed to inflate developer reputation scores through automated publishing scripts, which can lead to significant security risks.
Vulnerability Detail
The vulnerability originates from the package being part of a malicious campaign associated with the tea.xyz token reward system. It contains scripts that modify the package.json file to remove private flags, alter version numbers, and generate random package names. This behavior can lead to the pollution of the npm registry, making it difficult for developers to find legitimate packages and potentially exposing applications to further vulnerabilities.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall ultimate_chickadee_z3nIf 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 ultimate_chickadee_z3n package from your project by executing: npm uninstall ultimate_chickadee_z3n. This will prevent any malicious code from executing until a secure version is available.
Conclusion
The ultimate_chickadee_z3n package poses a significant security risk due to its involvement in a malicious npm campaign. It is crucial for developers to take immediate action by uninstalling the package and monitoring for updates. Utilizing tools like Vulert can help in maintaining the security of your applications.
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FAQ
It is an npm package that has been identified as part of a malicious campaign aimed at inflating developer reputation scores.
The vulnerability can lead to the pollution of the npm registry and may expose your application to further security risks.
You should uninstall the package immediately and monitor for any updates or patches that may be released.
Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities using just your package-lock.json file. Visit Vulert Scanner to check your application.
Regularly monitor your dependencies for vulnerabilities and consider using tools like Vulert for real-time alerts.
