Critical Malicious Code Vulnerability in router-parse Package
Summary
MAL-2025-5988: Malicious code in router-parse (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The router-parse package is an npm library used for parsing routing information in web applications. It is designed to facilitate the handling of URL routing, making it easier for developers to manage navigation within their applications. However, this package has been identified to contain malicious code that compromises the security of any system where it is installed.
Vulnerability Detail
The vulnerability originates from the inclusion of embedded malicious code within the router-parse package. This code can lead to a complete compromise of any computer running the package, allowing unauthorized access to sensitive information such as secrets and keys. The ramifications of this vulnerability are severe, as it can result in data breaches and loss of control over affected systems. Users are advised to treat any system with this package installed as fully compromised.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall router-parseIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
There are no effective workarounds to mitigate the risks associated with this vulnerability. The best course of action is to remove the package entirely and ensure that all sensitive information is secured.
Conclusion
The router-parse package contains a critical vulnerability due to embedded malicious code that can compromise any system where it is installed. Immediate removal of the package and rotation of sensitive information is necessary to mitigate risks. Users should remain vigilant and utilize tools like Vulert for ongoing monitoring of vulnerabilities.
See every vulnerability recorded for router-parse →
FAQ
router-parse is an npm package used for parsing routing information in web applications.
The malicious code can lead to unauthorized access to sensitive information and complete control of the affected system.
You should immediately remove the router-parse package and rotate any secrets or keys stored on the affected system.
Currently, there is no patched version available. The best action is to remove the package.
You can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just package-lock.json. You can check if your application is affected by this vulnerability using the Vulert playground without any signup.
