Malicious Code Vulnerability in celestialcrafter Package

celestialcrafter Updated 26 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-171008: Malicious code in celestialcrafter (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The celestialcrafter package is part of the npm ecosystem, primarily used for crafting celestial-themed applications. It is designed to facilitate developers in creating visually appealing and interactive celestial displays. However, the package has been implicated in a malicious campaign that exploits its functionality to manipulate npm registry entries and inflate developer reputation scores.

Vulnerability Detail

The vulnerability in celestialcrafter originates from its association with a malicious campaign that floods the npm registry with derivative packages. This campaign modifies the package.json file by removing private flags, altering version numbers, and generating random package names. The malicious payload continuously republishes these variants, leading to pollution of the npm registry and potential security risks for developers who unknowingly use these compromised packages.

How To Fix

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

npm uninstall celestialcrafter

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 celestialcrafter package until a secure version is released. Additionally, consider using alternative packages that provide similar functionality without the associated risks.

Conclusion

The celestialcrafter package has been identified as having a serious vulnerability due to its involvement in a malicious npm campaign. Developers are advised to update the package or seek alternatives to mitigate risks. Utilizing tools like Vulert can help in monitoring and managing vulnerabilities effectively.

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FAQ

celestialcrafter is an npm package used for creating celestial-themed applications, allowing developers to craft visually appealing displays.

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

If you have installed celestialcrafter, it is crucial to update the package to the latest version or remove it from your project until a secure version is available.

You can use tools like Vulert, which monitors and alerts in real-time for open-source vulnerabilities in your software by analyzing your package-lock.json file.

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

How To Fix

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

npm uninstall celestialcrafter

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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