Malicious Code Injection in async-centauri-sirius-vega: A Threat to npm Packages

async-centauri-sirius-vega Updated 25 Nov 2025

Summary

12/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-139622: Malicious code in async-centauri-sirius-vega (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The package async-centauri-sirius-vega is part of the npm ecosystem, which is widely used for JavaScript package management. This package is associated with the tea.xyz token reward campaign, which has been linked to a series of malicious activities aimed at manipulating developer reputation scores. The package's functionality is compromised by the presence of scripts that automatically generate and publish derivative packages, leading to potential pollution of the npm registry.

Vulnerability Detail

The vulnerability in async-centauri-sirius-vega stems from malicious code that modifies the package.json file to remove private flags, alters version numbers, and generates random package names. This behavior is designed to inflate developer reputation scores fraudulently and can lead to the proliferation of untrustworthy packages in the npm registry. The origin of this issue is tied to the tea.xyz token reward campaign, which has flooded npm with similar malicious packages.

How To Fix

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

npm uninstall async-centauri-sirius-vega

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 async-centauri-sirius-vega in your project. If you must use it, consider isolating it in a controlled environment and monitor its behavior closely.

Conclusion

The async-centauri-sirius-vega package poses a significant risk due to its malicious code designed to manipulate npm's package ecosystem. It is crucial for developers to be vigilant, remove affected packages, and utilize tools like Vulert to monitor for vulnerabilities effectively.

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FAQ

async-centauri-sirius-vega is an npm package that has been identified as containing malicious code aimed at manipulating developer reputation scores.

The vulnerability can lead to the introduction of untrustworthy packages into your project, potentially compromising its security and integrity.

You should remove the async-centauri-sirius-vega package from your project immediately and check for any other affected packages.

Yes, you can use Vulert, which monitors and alerts for open-source vulnerabilities in real-time using just your package-lock.json file. You can also check your application for this vulnerability using the Vulert playground without any signup.

Regularly audit your dependencies, keep them updated, and utilize tools like Vulert to monitor for vulnerabilities in real-time.

How To Fix

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

npm uninstall async-centauri-sirius-vega

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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