Malicious Code Injection in teagood-sukuna87: A Threat to npm Ecosystem

teagood-sukuna87 Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-167845: Malicious code in teagood-sukuna87 (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

teagood-sukuna87 is an npm package that is part of the tea.xyz token reward campaign. This package is designed to facilitate token rewards for developers by generating and publishing derivative packages. However, it has been identified as containing malicious code that compromises the integrity of the npm registry by creating numerous variants of itself with altered metadata.

Vulnerability Detail

The vulnerability in teagood-sukuna87 originates from its malicious payload, which modifies the package.json file to remove private flags and change version numbers. It generates random package names, primarily themed around Indonesian culture, and continuously republishes these variants to inflate developer reputation scores fraudulently. This behavior not only pollutes the npm registry but also poses a risk of dependency confusion and potential exploitation by other malicious actors.

How To Fix

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

npm uninstall teagood-sukuna87

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

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Workaround

As a temporary measure, you can avoid using the affected package and look for alternative packages that provide similar functionality without the associated risks. Always validate the source and reputation of npm packages before including them in your project.

Conclusion

The discovery of malicious code in the teagood-sukuna87 npm package highlights the importance of vigilance when managing dependencies in software projects. By understanding the nature of this vulnerability and taking proactive steps to mitigate it, developers can protect their applications from potential threats.

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FAQ

teagood-sukuna87 is an npm package linked to the tea.xyz token reward campaign, which has been found to contain malicious code.

The malicious code modifies your package.json file, removes private flags, and generates numerous derivative packages, potentially leading to dependency confusion and security risks.

You should uninstall the package immediately using 'npm uninstall teagood-sukuna87' and check your project for any other potentially vulnerable packages.

Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in your software without requiring access to the code. You can check your application against known vulnerabilities using the Vulert playground.

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 teagood-sukuna87

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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