Malicious Code Injection in rear_coyote_0xrequest Package
Summary
MAL-2025-107774: Malicious code in rear_coyote_0xrequest (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The rear_coyote_0xrequest package is part of the npm ecosystem, primarily utilized for various JavaScript applications. It is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with numerous packages. This package, like others in the campaign, is designed to manipulate developer reputation scores through automated publishing scripts.
Vulnerability Detail
The vulnerability in the rear_coyote_0xrequest package stems from its malicious code that modifies the package.json file. It removes private flags, alters version numbers, and generates random package names, leading to the continuous republishing of these variants. This behavior not only pollutes the npm registry but also poses a risk to developers who may unknowingly incorporate these compromised packages into their projects, potentially leading to security breaches and loss of integrity in their applications.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall rear_coyote_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 rear_coyote_0xrequest package and look for alternative packages that provide similar functionality without the associated risks.
Conclusion
The rear_coyote_0xrequest package contains a significant vulnerability due to its malicious code that alters package metadata and repopulates the npm registry with compromised packages. It is essential to remove this package from your projects and monitor for similar vulnerabilities using tools like Vulert.
See every vulnerability recorded for rear_coyote_0xrequest →
FAQ
The rear_coyote_0xrequest package is an npm package involved in the tea.xyz token reward campaign, which aims to inflate developer reputation scores through automated publishing.
The vulnerability can lead to the inclusion of malicious code in your application, potentially compromising its security and integrity.
You should uninstall the rear_coyote_0xrequest package immediately and check your application for any unintended consequences.
Yes, tools like Vulert can help monitor and alert you in real-time for open-source vulnerabilities in your software without requiring access to the code or installation.
You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.
