Malicious Code Vulnerability in estimated_falcon_0xrequest Package
Summary
MAL-2025-102253: Malicious code in estimated_falcon_0xrequest (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The estimated_falcon_0xrequest package is part of the npm ecosystem, which is widely used for JavaScript package management. This package, like many others, is intended to facilitate the development of applications by providing reusable code. However, it has been identified as part of a malicious campaign that aims to exploit the npm registry by flooding it with derivative packages that can inflate developer reputation scores for token rewards.
Vulnerability Detail
The vulnerability originates from the package being part of the tea.xyz token reward campaign, which has been known to distribute malicious packages. These packages contain scripts that automatically modify the package.json file to remove private flags, alter version numbers, and generate random package names. This behavior leads to the continuous republishing of variants, polluting the npm registry and potentially compromising the integrity of applications that depend on these packages.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall estimated_falcon_0xrequestIf 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 estimated_falcon_0xrequest package altogether and look for alternative packages that provide similar functionality without the associated risks. Always verify the integrity and reputation of packages before including them in your project.
Conclusion
The estimated_falcon_0xrequest package poses a significant risk due to its malicious behavior aimed at exploiting the npm registry. It is essential to remove this package from your projects and monitor for vulnerabilities using tools like Vulert to ensure the security of your applications.
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FAQ
It is an npm package that has been identified as part of a malicious campaign to exploit the npm registry.
The vulnerability can lead to the pollution of the npm registry and compromise the integrity of your application if it relies on this package.
You should uninstall the estimated_falcon_0xrequest package immediately and look for secure alternatives.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using your package-lock.json file.
Yes, you can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without requiring any signup.
