Malicious Code Injection in lookingan-konami22: npm Package Vulnerability

lookingan-konami22 Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-158281: Malicious code in lookingan-konami22 (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The 'lookingan-konami22' package is part of the npm ecosystem and is associated with the tea.xyz token reward campaign. This package is designed to facilitate the automatic generation and publication of derivative packages, which are often used to inflate developer reputation scores for token rewards. However, it has been identified as containing malicious code that compromises the integrity of the npm registry.

Vulnerability Detail

The vulnerability originates from the package's malicious payload, which modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior leads to the continuous republishing of variants, polluting the npm registry and potentially compromising other packages. The malicious scripts (auto.js, autopublish.js, etc.) are designed to automate these processes, making it difficult for developers to track the changes and impacts on their projects.

How To Fix

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

npm uninstall lookingan-konami22

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 avoid using the 'lookingan-konami22' package and monitor your project for any dependencies that may indirectly include it. Additionally, consider using tools like Vulert to monitor your package-lock.json for vulnerabilities. You can access the Vulert playground at https://vulert.com/scanner to check if your application is affected without any signup.

Conclusion

The 'lookingan-konami22' package poses a significant 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 the integrity of their software.

See every vulnerability recorded for lookingan-konami22 →

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FAQ

It is an npm package associated with the tea.xyz token reward campaign, designed to generate and publish derivative packages.

The vulnerability can lead to the pollution of the npm registry and may compromise the integrity of your project's dependencies.

You should uninstall the 'lookingan-konami22' package immediately to mitigate any risks associated with its malicious behavior.

Yes, you can use Vulert to monitor your package-lock.json for vulnerabilities in real-time without requiring code access or installation.

Regularly audit your dependencies, use tools like Vulert, and stay informed about known vulnerabilities in the npm ecosystem.

How To Fix

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

npm uninstall lookingan-konami22

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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