Malicious Code Injection in intermediate_tiger_0xrequest Package

intermediate_tiger_0xrequest Updated 24 Nov 2025

Summary

11/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-104349: Malicious code in intermediate_tiger_0xrequest (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The intermediate_tiger_0xrequest package is part of the npm ecosystem, which is widely used for JavaScript package management. This package has been identified as part of a malicious campaign that floods the npm registry with derivative packages. These packages are designed to inflate developer reputation scores through automated publishing scripts, which can lead to significant pollution of the npm registry and compromise the integrity of the software supply chain.

Vulnerability Detail

The vulnerability in the intermediate_tiger_0xrequest package stems from its association with a malicious campaign that modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior not only compromises the security of the affected package but also contributes to the overall degradation of the npm ecosystem by flooding it with low-quality, potentially harmful packages. The malicious payload is designed to continuously republish variants, making it difficult to track and mitigate the issue.

How To Fix

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

npm uninstall intermediate_tiger_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 measure, you can avoid using the intermediate_tiger_0xrequest package and any other packages that may be part of the malicious campaign. Regularly audit your dependencies using tools like npm audit to identify and address vulnerabilities.

Conclusion

The intermediate_tiger_0xrequest package poses a significant security risk due to its malicious behavior of modifying package files and flooding the npm registry. It is crucial for developers to remove this package and regularly audit their dependencies to maintain the integrity of their applications. Utilizing tools like Vulert can aid in monitoring for such vulnerabilities effectively.

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FAQ

It is an npm package that has been identified as part of a malicious campaign to inflate developer reputation scores by flooding the npm registry with derivative packages.

The vulnerability can lead to the inclusion of malicious code in your application, potentially compromising its security and integrity.

You should uninstall the intermediate_tiger_0xrequest package immediately and audit your other dependencies for similar vulnerabilities.

Yes, you can use Vulert to monitor your application for open-source vulnerabilities in real-time. It analyzes your package-lock.json file without requiring code access.

You can use the Vulert playground at Vulert Scanner to check if your application is affected by this vulnerability without any signup.

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How To Fix

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

npm uninstall intermediate_tiger_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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