Malicious Code Injection in final_antlion_0xrequest Package

final_antlion_0xrequest Updated 24 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-102705: Malicious code in final_antlion_0xrequest (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The final_antlion_0xrequest package is part of the npm ecosystem, often used in JavaScript projects. It is associated with the tea.xyz token reward campaign, which has been known to flood the npm registry with various packages. This package, like others in the campaign, is designed to manipulate the npm ecosystem for malicious purposes, including generating and publishing derivative packages to inflate developer reputation scores.

Vulnerability Detail

The vulnerability in the final_antlion_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, which leads 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 use these compromised packages, potentially leading to further exploitation or data breaches.

How To Fix

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

npm uninstall final_antlion_0xrequest

If 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 final_antlion_0xrequest package and any packages that depend on it. Additionally, consider using tools like Vulert to monitor your project for vulnerabilities. You can check if your application is affected by this vulnerability using the Vulert playground at https://vulert.com/scanner without any signup.

Conclusion

The final_antlion_0xrequest package poses a significant security risk due to its malicious code that alters package configurations and floods the npm registry. It is crucial for developers to remove this package and monitor their projects for vulnerabilities to maintain a secure development environment.

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FAQ

It is an npm package associated with the tea.xyz token reward campaign, known for malicious activities.

The code modifies your package.json, removes private flags, and generates random package names, leading to potential security risks.

You should uninstall the package immediately and check for any dependencies that may rely on it.

You can use Vulert, which monitors your package-lock.json for vulnerabilities in real-time.

Yes, you can use the Vulert playground at Vulert Scanner to check for vulnerabilities without any signup.

How To Fix

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

npm uninstall final_antlion_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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