Malicious Code Injection in manurung-poke22: A Threat to npm Ecosystem
Summary
MAL-2025-160041: Malicious code in manurung-poke22 (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package manurung-poke22 is part of the npm ecosystem, which is widely used for JavaScript package management. This package is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with malicious packages. These packages often contain scripts designed to manipulate package metadata and inflate developer reputation scores, posing a significant risk to users and the integrity of the npm registry.
Vulnerability Detail
The vulnerability in manurung-poke22 stems from its malicious code that modifies 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 packages but also affects the overall trustworthiness of the npm ecosystem.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall manurung-poke22If 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 avoid using the manurung-poke22 package and monitor your project for any unauthorized changes to your package.json file. Implementing strict access controls and using tools like Vulert can help you monitor for vulnerabilities in real-time.
Conclusion
The manurung-poke22 package poses a significant threat to the npm ecosystem due to its malicious code that modifies package metadata and repopulates the registry with harmful variants. It is essential for developers to take immediate action to remove this package and implement monitoring solutions to safeguard their projects.
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FAQ
manurung-poke22 is an npm package that has been identified as malicious, part of a campaign to inflate developer reputation scores through the publication of derivative packages.
This vulnerability can compromise the integrity of your project by modifying critical files and potentially introducing other security risks through the polluted npm registry.
You can use Vulert's playground at Vulert Scanner to check if your application is affected by this vulnerability without needing to sign up.
If you have installed manurung-poke22, you should uninstall it immediately using 'npm uninstall manurung-poke22' and review your project for any unauthorized changes.
To prevent similar vulnerabilities, regularly update your dependencies, monitor your project with tools like Vulert, and be cautious when adding new packages from the npm registry.
