Malicious Code Injection in right_termite_z3n Package - npm Vulnerability

right_termite_z3n Updated 27 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-96367: Malicious code in right_termite_z3n (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The right_termite_z3n package is part of the npm ecosystem, designed for developers to manage and share JavaScript code. It is often used in various applications to enhance functionality and streamline development processes. However, this package has been identified as part of a malicious campaign that floods the npm registry with harmful scripts aimed at manipulating developer reputation scores.

Vulnerability Detail

The vulnerability in the right_termite_z3n package stems from its association with a malicious campaign that modifies the package.json file to remove private flags and change version numbers. This allows the package to generate random names and continuously republish itself, polluting the npm registry. The malicious payload can lead to significant security risks, including unauthorized access to sensitive data and the potential for further exploitation of affected systems.

How To Fix

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

npm uninstall right_termite_z3n

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 →

Workaround

As a temporary workaround, you can prevent the installation of the right_termite_z3n package by using npm's package-lock.json file to monitor dependencies. You can also utilize tools like Vulert to scan your project for vulnerabilities without needing to access the code directly. To check if your application is affected, visit the Vulert playground at https://vulert.com/scanner.

Conclusion

The right_termite_z3n package has been identified as a vector for malicious code that can compromise your application's integrity. It is crucial to take immediate action by removing the package and monitoring your dependencies for vulnerabilities. Utilizing tools like Vulert can enhance your security posture and help you stay informed about potential threats.

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FAQ

The right_termite_z3n package is a JavaScript package in the npm ecosystem, often used by developers to manage code dependencies.

The malicious code can modify your package.json file, leading to unauthorized changes in your project and potential security breaches.

You should immediately uninstall the right_termite_z3n package and check for any dependencies that may be affected.

Yes, Vulert can monitor your package-lock.json file for vulnerabilities in real-time, alerting you to any issues without needing access to your code.

Regularly updating your packages, using trusted sources, and employing tools like Vulert can help prevent similar vulnerabilities.

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How To Fix

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

npm uninstall right_termite_z3n

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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