Malicious Code Injection in dewanto-mangut15-pore: A Threat to npm Packages
Summary
MAL-2025-97686: Malicious code in dewanto-mangut15-pore (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package 'dewanto-mangut15-pore' is part of a broader campaign targeting npm, where malicious packages are created to inflate developer reputation scores through automated publishing. These packages often contain scripts that modify their own metadata and continuously publish variants to the npm registry, leading to potential misuse and pollution of the ecosystem.
Vulnerability Detail
The vulnerability in 'dewanto-mangut15-pore' originates from its association with the tea.xyz token reward campaign. It includes malicious scripts that alter the package.json file by removing private flags, changing version numbers, and generating random package names. This behavior not only compromises the integrity of the package but also contributes to the pollution of the npm registry, making it difficult for developers to trust the ecosystem.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall dewanto-mangut15-poreIf 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 'dewanto-mangut15-pore' package and consider using alternative packages that provide similar functionality without the associated risks.
Conclusion
The 'dewanto-mangut15-pore' package poses a significant risk due to its malicious code designed to manipulate npm registry data. It is essential for developers to be vigilant, regularly audit their dependencies, and utilize tools like Vulert to ensure their applications remain secure.
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FAQ
The primary risk is the injection of malicious code that alters package metadata and floods the npm registry with untrustworthy variants.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time. By checking your package-lock.json file, you can determine if your application is affected.
Immediately uninstall the package using 'npm uninstall dewanto-mangut15-pore' and review your dependencies for any other potentially malicious packages.
Regularly audit your dependencies, use tools like Vulert to monitor vulnerabilities, and only install packages from trusted sources.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.
