GHSA-WFM5-V35H-VWF4 GitPython untrusted search path on Windows systems leading to arbitrary code execution

Summary When resolving a program, Python/Windows look for the current working directory, and after that the PATH environment see big warning in https://docs.python.org/3/library/subprocess.htmlpopen-constructor. GitPython defaults to use the git command, if a user runs GitPython from a repo has a...