Malicious Code Injection in kuinsu-lukoki-ntabi: A Threat to npm Users
Summary
MAL-2025-157798: Malicious code in kuinsu-lukoki-ntabi (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
kuinsu-lukoki-ntabi is an npm package that is part of a larger ecosystem of packages associated with the tea.xyz token reward campaign. These packages are designed to manipulate npm's publishing system by creating derivative packages with randomized names, which can inflate developer reputation scores. This behavior poses a significant risk to the integrity of the npm registry and the security of applications relying on these packages.
Vulnerability Detail
The vulnerability in kuinsu-lukoki-ntabi stems from its inclusion in a malicious campaign that modifies the package.json file to remove private flags and change version numbers. It generates random package names, often themed around Indonesian culture, and continuously republishes these variants to pollute the npm registry. This can lead to security risks for developers who may unknowingly install these compromised packages, potentially exposing their applications to further vulnerabilities and malicious code.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall kuinsu-lukoki-ntabiIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary measure, avoid using the kuinsu-lukoki-ntabi package and consider using alternative packages that provide similar functionality without the associated risks. Regularly audit your dependencies using tools like Vulert, which monitors your package-lock.json for vulnerabilities in real-time.
Conclusion
The kuinsu-lukoki-ntabi package poses a significant security risk due to its malicious behavior of modifying package metadata and republishing compromised versions. It is essential for developers to remove this package and monitor their dependencies for vulnerabilities to maintain the security of their applications.
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FAQ
kuinsu-lukoki-ntabi is an npm package that is part of a malicious campaign aimed at manipulating the npm registry.
The vulnerability can lead to the installation of malicious code, compromising the security and integrity of your application.
You should uninstall the kuinsu-lukoki-ntabi package immediately and check for any other compromised packages in your project.
You can use Vulert, which monitors your package-lock.json for vulnerabilities in real-time without requiring code access or installation.
Yes, you can use the Vulert playground at Vulert Scanner to check for vulnerabilities in your application without any signup.
