Malicious Code Injection in intan-58 Package: A Threat to npm Users
Summary
MAL-2025-156569: Malicious code in intan-58 (npm). Affected versions are not published. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The intan-58 package is part of the npm ecosystem, primarily used for various development tasks. However, it has been identified as part of a malicious campaign that floods the npm registry with derivative packages. This package is designed to manipulate developer reputation scores through automated scripts that generate and publish numerous variants of itself, leading to potential security risks for users relying on npm packages.
Vulnerability Detail
The vulnerability in the intan-58 package stems from its association with the tea.xyz token reward campaign. This package contains malicious scripts that modify the package.json file to remove private flags, alter version numbers, and create random package names. The continuous republishing of these variants can lead to a polluted npm registry, making it difficult for developers to trust the integrity of packages. The malicious payload can compromise the security of applications that depend on this package, potentially leading to unauthorized access or data breaches.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall intan-58If 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 measure, avoid using the intan-58 package and consider replacing it with a trusted alternative. Regularly audit your dependencies using tools like npm audit to identify and mitigate vulnerabilities in your project.
Conclusion
The intan-58 package poses a significant security risk due to its malicious code designed to manipulate npm registry integrity. It is crucial for developers to remove this package and monitor their dependencies for vulnerabilities. Utilizing tools like Vulert can aid in maintaining the security of your applications.
See every vulnerability recorded for intan-58 →
FAQ
The intan-58 package is an npm package that has been identified as part of a malicious campaign aimed at inflating developer reputation scores through automated publishing.
The vulnerability can lead to the introduction of malicious code into your application, potentially compromising its security and integrity.
You should uninstall the intan-58 package immediately and check for any other affected packages in your project.
You can use tools like Vulert, which monitors your package-lock.json file to alert you in real-time for open-source vulnerabilities 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 any signup.
