Malicious Code Vulnerability in passing_dormouse_0xrequest Package
Summary
MAL-2025-106927: Malicious code in passing_dormouse_0xrequest (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The passing_dormouse_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 npm's publishing mechanisms, leading to significant security concerns for developers and users alike.
Vulnerability Detail
The vulnerability originates from the package being associated with a token reward campaign that floods the npm registry with malicious packages. These packages contain scripts designed to automatically generate and publish derivative packages with randomized names, thereby inflating developer reputation scores. The malicious payload modifies the package.json file to remove private flags, changes version numbers, and continuously republishes variants, polluting the npm registry and potentially leading to the installation of compromised packages by unsuspecting developers.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall passing_dormouse_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, avoid using the passing_dormouse_0xrequest package and monitor your application for any dependencies that may have inadvertently included it. You can also use tools like Vulert to check for vulnerabilities in your package-lock.json file.
Conclusion
The passing_dormouse_0xrequest package poses a significant security risk due to its association with a malicious campaign that exploits npm's publishing mechanisms. It is essential for developers to remove this package from their projects and monitor for any related vulnerabilities using tools like Vulert.
See every vulnerability recorded for passing_dormouse_0xrequest →
FAQ
It is an npm package that has been identified as part of a malicious campaign targeting the npm registry.
The vulnerability can lead to the installation of compromised packages, which may introduce security risks and affect the integrity of your application.
You should uninstall the passing_dormouse_0xrequest package immediately and check your project for any other affected dependencies.
You can use Vulert, which monitors your package-lock.json for open-source 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.
