Malicious code in libpullcontrol (PyPI)

libpullcontrol Updated 02 Oct 2025

Summary

25/02/2023
CRITICAL
No i
Critical
Not published

MAL-2023-4377: Malicious code in libpullcontrol (PyPI). Affected versions are not published. No fix is published. How to fix ↓

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Background

libpullcontrol is a Python package available on PyPI. It is used for controlling and managing pull requests in a software development workflow. The package provides functionality to interact with various version control systems and automate pull request operations. However, a recent vulnerability has been discovered in libpullcontrol that allows the execution of malicious code.

Vulnerability Detail

The vulnerability in libpullcontrol is a result of a malicious package published on PyPI by the EsqueleSquad group. This package contains spyware and information-stealing malware. The malicious code can be executed when the vulnerable version of libpullcontrol is installed and used in a project. This can lead to unauthorized access to sensitive information, data theft, and potential compromise of the entire software development workflow.

How To Fix

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

pip uninstall libpullcontrol

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 crucial to update the package to a non-vulnerable version as soon as possible.

Conclusion

The vulnerability in libpullcontrol exposes projects to the risk of executing malicious code. It is crucial to update to a non-vulnerable version of libpullcontrol to mitigate this risk. For further support on vulnerability remediation, you can contact DevNack.com.

See every vulnerability recorded for libpullcontrol →

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FAQ

You can use the Vulert Playground (https://vulert.com/scanner) to check if your project is affected by this vulnerability. Simply provide your Pipfile.lock file, and Vulert will analyze it for any open-source vulnerabilities, including the malicious code in libpullcontrol.

The malicious code in libpullcontrol can lead to unauthorized access to sensitive information, data theft, and compromise of the software development workflow. It is crucial to update the package to prevent these potential consequences.

Yes, the maintainers of libpullcontrol have released a patched version that removes the malicious code. It is recommended to update to the latest non-vulnerable version of libpullcontrol.

Yes, updating to a non-vulnerable version of libpullcontrol will ensure that you can continue using the package without the risk of executing malicious code. It is important to keep your dependencies up to date to maintain a secure software development environment.

If you come across any suspicious or malicious packages on PyPI, you should report them to the PyPI administrators. They will investigate and take appropriate actions to remove the malicious packages from the repository.

How To Fix

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

pip uninstall libpullcontrol

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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