Malicious Code Injection in intan-6 Package: A Threat to npm Ecosystem
Summary
MAL-2025-156571: Malicious code in intan-6 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The intan-6 package is part of the npm ecosystem, primarily used for various JavaScript applications. It is often included in projects to facilitate token reward campaigns, such as those associated with the tea.xyz protocol. However, this package has been identified as part of a malicious campaign that floods the npm registry with derivative packages, potentially harming developers and users alike.
Vulnerability Detail
The vulnerability in the intan-6 package originates from its association with a malicious campaign that modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior is designed to inflate developer reputation scores for token rewards, leading to pollution of the npm registry. The malicious payload can compromise the integrity of applications relying on this package, making them susceptible to further attacks or misuse.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall intan-6If 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 intan-6 package from your project by executing 'npm uninstall intan-6'. This will prevent any malicious code from executing until a secure version is available.
Conclusion
The intan-6 package poses a significant threat due to its malicious code that can alter essential project files and compromise application security. It is imperative to update or remove the package to safeguard your projects. Utilizing tools like Vulert can help in monitoring and managing such vulnerabilities effectively.
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FAQ
The intan-6 package is a JavaScript package in the npm ecosystem, often used in token reward campaigns.
The vulnerability can lead to unauthorized modifications in your package.json file, potentially compromising your application's integrity.
Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using your package-lock.json file.
You can use the Vulert playground at Vulert Scanner to check if your application is affected without any signup.
If an immediate update is not possible, consider uninstalling the package as a temporary measure to prevent exploitation.
