Malicious Code Injection in wise_fish_0xrequest Package

wise_fish_0xrequest Updated 18 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-110957: Malicious code in wise_fish_0xrequest (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The wise_fish_0xrequest package is part of the npm ecosystem, which is used for managing JavaScript packages. It is associated with the tea.xyz token reward campaign, which has been linked to various malicious activities. This package is designed to automatically generate and publish derivative packages, potentially compromising the integrity of the npm registry and affecting developers' reputations.

Vulnerability Detail

The vulnerability in the wise_fish_0xrequest package stems from its malicious code that modifies the package.json file. This code removes private flags, alters version numbers, and generates random package names, leading to the continuous republishing of variants that pollute the npm registry. The origin of this vulnerability is tied to the tea.xyz token reward campaign, which incentivizes the creation of such malicious packages to inflate developer reputation scores. The ramifications include potential security risks for developers using these packages and the degradation of the npm ecosystem.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall wise_fish_0xrequest

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

Workaround

As a temporary workaround, you can remove the wise_fish_0xrequest package from your project to mitigate the risk of malicious code execution. Use the following command: npm uninstall wise_fish_0xrequest.

Conclusion

The wise_fish_0xrequest package contains malicious code that poses significant risks to developers and the npm ecosystem. It is essential to take immediate action by uninstalling the package and monitoring your project for vulnerabilities. Utilizing tools like Vulert can help maintain the security of your software.

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FAQ

The wise_fish_0xrequest package is an npm package associated with the tea.xyz token reward campaign, which has been identified as containing malicious code.

The malicious code modifies your package.json file, potentially compromising your project's integrity and leading to the publication of harmful variants.

If you have installed the wise_fish_0xrequest package, it is crucial to uninstall it immediately and check for any unauthorized changes in your project.

Yes, you can use Vulert, which monitors and alerts in real-time for open-source vulnerabilities in your software using just package-lock.json. You can check your application for vulnerabilities using the Vulert playground without any signup.

To prevent similar vulnerabilities, regularly audit your dependencies, use tools like Vulert for monitoring, and stay informed about known vulnerabilities in the packages you use.

How To Fix

This package is malicious. Remove it and rotate any credentials it could have accessed.

npm uninstall wise_fish_0xrequest

If it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.

Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →

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