Malicious Code Injection in siregar-poke30: A Threat to npm Ecosystem

siregar-poke30 Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-165948: Malicious code in siregar-poke30 (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

siregar-poke30 is an npm package that has been identified as part of a malicious campaign targeting the npm registry. This package is designed to manipulate developer reputation scores through the automatic generation and publication of derivative packages. It utilizes scripts that modify package metadata and republish variants to inflate its presence in the registry.

Vulnerability Detail

The vulnerability in siregar-poke30 stems from its malicious code, which modifies the package.json file to remove private flags and alters version numbers. It generates random package names, often themed around Indonesian culture, and continuously republishes 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 security breaches in their applications.

How To Fix

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

npm uninstall siregar-poke30

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 siregar-poke30 package and monitor your package-lock.json file for any unauthorized changes. Additionally, consider using tools like Vulert to monitor your dependencies for vulnerabilities.

Conclusion

The siregar-poke30 package poses a significant threat to the npm ecosystem due to its malicious code that alters package metadata and repopulates the registry with compromised versions. It is essential for developers to remove this package and monitor their dependencies for vulnerabilities to maintain the security of their applications.

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FAQ

siregar-poke30 is an npm package that has been identified as part of a malicious campaign aimed at manipulating developer reputation scores.

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

You should uninstall the package immediately using the command: npm uninstall siregar-poke30.

You can use Vulert, which monitors your package-lock.json file for open-source vulnerabilities in real-time without requiring code access.

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

Sponsored Lume, the Habilume companion Habilume Habit tracker with a companion that grows with you Complete habits, earn Lume Points, and watch your Lume grow as you stay consistent. App Store Google Play

How To Fix

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

npm uninstall siregar-poke30

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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