Malicious code in ultracv (PyPI)

ultracv Updated 02 Oct 2025

Summary

24/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-7750: Malicious code in ultracv (PyPI). Affected versions are not published. No fix is published. How to fix ↓

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Background

ultracv is a Python package available on PyPI. It is used for [provide details about the functionality and key attributes of ultracv]. Unfortunately, ultracv has been found to contain malicious code, which poses a significant security risk to users who install and use this package.

Vulnerability Detail

The vulnerability in ultracv (PyPI) is a result of the package being compromised by the EsqueleSquad group. They published nearly 6000 malicious PyPi and NPM packages, including ultracv, which execute spyware and information-stealing malware. This malicious code can potentially compromise the security and privacy of users' systems, leading to unauthorized access, data theft, and other harmful activities.

How To Fix

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

pip uninstall ultracv

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

There is no known workaround for this vulnerability. It is essential to remove the ultracv package and follow the recommended steps to mitigate the risk.

Conclusion

The presence of malicious code in the ultracv package poses a significant security risk to users. It is crucial to take immediate action by removing the package and following the recommended steps to protect your system. For further support on vulnerability remediation, you can contact DevNack.com.

See every vulnerability recorded for ultracv →

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FAQ

ultracv is a Python package available on PyPI that [provide details about the functionality and key attributes of ultracv].

ultracv was compromised by the EsqueleSquad group, who published malicious versions of the package on PyPI.

The malicious code in ultracv can lead to unauthorized access, data theft, and other harmful activities on users' systems.

To protect your system, it is recommended to remove the ultracv package, scan your system for signs of compromise, and keep your security software up to date.

The recommended fix is to remove the ultracv package and follow the provided steps to ensure the security of your system.

How To Fix

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

pip uninstall ultracv

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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