Malicious Code Injection in lookingan-namala31: A Threat to npm Users
Summary
MAL-2025-158742: Malicious code in lookingan-namala31 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package 'lookingan-namala31' is part of a series of malicious packages that emerged during the tea.xyz token reward campaign. These packages are designed to manipulate the npm registry by creating and publishing numerous derivative packages with randomized names. The primary function of these packages is to inflate developer reputation scores for token rewards, making them a significant threat to the integrity of the npm ecosystem.
Vulnerability Detail
The vulnerability in 'lookingan-namala31' stems from its malicious payload, which alters the package.json file by removing private flags and changing version numbers. It generates random package names, often themed around Indonesian culture, and continuously republishes these variants to pollute the npm registry. This behavior not only compromises the security of the affected package but also affects the broader npm ecosystem by cluttering it with potentially harmful packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall lookingan-namala31If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a temporary measure, you can prevent the installation of this malicious package by using npm's package-lock.json to monitor dependencies. Ensure that your package-lock.json does not include 'lookingan-namala31'. You can also use the following command to uninstall it if it is already installed: npm uninstall lookingan-namala31.
Conclusion
The 'lookingan-namala31' package poses a significant threat to npm users due to its malicious behavior that alters package metadata and floods the npm registry. It is crucial for developers to remove this package and monitor their dependencies to maintain the integrity of their applications.
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FAQ
'lookingan-namala31' is a malicious npm package that is part of a campaign to inflate developer reputation scores through the creation of numerous derivative packages.
The vulnerability can lead to the installation of malicious code that compromises the security of your application and clutters the npm registry with harmful packages.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. Visit Vulert Scanner to check if your application is affected without needing to sign up.
If you have installed 'lookingan-namala31', you should uninstall it immediately using the command: npm uninstall lookingan-namala31.
Yes, Vulert provides a service that uses your package-lock.json to monitor for vulnerabilities in your dependencies, ensuring you are alerted in real-time.
