Malicious Code Injection in acceptable_wolf_0xrequest Package
Summary
MAL-2025-99071: Malicious code in acceptable_wolf_0xrequest (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The acceptable_wolf_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 risks for developers and their projects.
Vulnerability Detail
The vulnerability stems from the package's involvement in a token reward campaign that floods npm with malicious packages. These packages contain scripts designed to automatically generate and publish derivative packages with altered metadata, including the removal of private flags and the generation of random package names. This not only inflates developer reputation scores but also pollutes the npm registry, making it difficult for developers to find legitimate packages. The malicious payload can lead to unauthorized access, data breaches, and a compromised development environment.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall acceptable_wolf_0xrequestIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a workaround, consider using 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 acceptable_wolf_0xrequest package poses a significant security risk due to its malicious code designed to exploit npm's publishing system. It is crucial for developers to remove this package, monitor their dependencies, and utilize tools like Vulert to safeguard their projects against such vulnerabilities.
See every vulnerability recorded for acceptable_wolf_0xrequest →
FAQ
It is an npm package that has been identified as part of a malicious campaign aimed at exploiting the npm registry.
The vulnerability can lead to unauthorized modifications of your project's dependencies, potentially compromising security and functionality.
You should uninstall the package immediately and monitor your project for any unusual behavior.
Regularly audit your dependencies, use tools like Vulert to monitor for vulnerabilities, and only install packages from trusted sources.
Yes, Vulert can monitor and alert you in real-time for open-source vulnerabilities using just your package-lock.json file.
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