Malicious Code Vulnerability in meowsapi Package

meowsapi Updated 02 Oct 2025

Summary

22/05/2025
CRITICAL
No i
Critical
Not published

MAL-2025-4224: Malicious code in meowsapi (PyPI). Affects meowsapi versions 0.2 – 0.3. No fix is published. How to fix ↓

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Background

The meowsapi package is a Python library available on PyPI, designed for interacting with cat-related APIs. It offers functionalities such as fetching cat images, facts, and other cat-related data. However, certain versions of this package have been found to contain malicious code, posing a significant security risk to users who integrate it into their applications.

Vulnerability Detail

The vulnerability in the meowsapi package originates from malicious code embedded in versions 0.2 and 0.3. This code can potentially compromise the security of applications using the package, leading to unauthorized access, data breaches, or other harmful actions. The malicious nature of the code makes it imperative for users to take immediate action to mitigate any risks associated with its use.

How To Fix

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

pip uninstall meowsapi

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 workaround, users can avoid using the affected versions (0.2 and 0.3) of the meowsapi package and instead utilize alternative libraries that provide similar functionalities without the associated risks.

Conclusion

The meowsapi package has been identified to contain malicious code in specific versions, posing a serious security threat. Users are urged to update to a patched version immediately and consider using tools like Vulert for ongoing vulnerability monitoring.

See every vulnerability recorded for meowsapi →

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FAQ

Versions 0.2 and 0.3 of the meowsapi package are known to contain malicious code.

You can use Vulert, which monitors and alerts for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without any signup.

If you are using an affected version, immediately update the package to a safe version using 'pip install --upgrade meowsapi'.

Using the malicious version can lead to unauthorized access, data breaches, or other harmful actions that compromise the security of your application.

Yes, Vulert provides real-time monitoring for open-source vulnerabilities using just the Pipfile.lock, allowing you to stay informed about potential risks.

How To Fix

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

pip uninstall meowsapi

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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