Malicious Code Vulnerability in quick-decode-transpile-array-wind Package

Summary

13/11/2025
CRITICAL
No i
Critical
Not published

MAL-2025-189043: Malicious code in quick-decode-transpile-array-wind (npm). Affected versions are not published. No fix is published. How to fix ↓

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Background

The quick-decode-transpile-array-wind package is part of the npm ecosystem, primarily used for decoding and transpiling arrays. However, it has been identified as part of a malicious campaign that exploits npm's package publishing system. This package, like others in the campaign, is designed to inflate developer reputation scores through the automatic generation and publishing of derivative packages.

Vulnerability Detail

The vulnerability originates from the package being part of a malicious campaign associated with the tea.xyz token reward system. It contains scripts that modify the package.json file by removing private flags, altering version numbers, and generating random package names. This behavior leads to the continuous republishing of variants, which pollutes the npm registry and can compromise the integrity of the ecosystem. The malicious payload can potentially allow unauthorized access to sensitive information or disrupt the functionality of dependent applications.

How To Fix

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

npm uninstall quick-decode-transpile-array-wind

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 quick-decode-transpile-array-wind package and look for alternative packages that provide similar functionality without the associated risks. Additionally, you can monitor your package-lock.json file for any unauthorized changes.

Conclusion

The quick-decode-transpile-array-wind package has been identified as part of a malicious campaign that poses significant risks to applications using it. It is essential to remove this package and monitor your dependencies for any vulnerabilities. Utilizing tools like Vulert can help maintain the security of your software.

See every vulnerability recorded for quick-decode-transpile-array-wind →

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FAQ

It is an npm package used for decoding and transpiling arrays, but it has been compromised by malicious actors.

The vulnerability can lead to unauthorized modifications in your project, potentially compromising sensitive data and disrupting application functionality.

You should uninstall the package immediately and check for any unauthorized changes in your project.

Yes, tools like Vulert can monitor your package-lock.json file for vulnerabilities in real-time without requiring code access.

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

How To Fix

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

npm uninstall quick-decode-transpile-array-wind

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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