GitPython Remote.pull() refspec bypasses the --upload-pack unsafe-option guard, enabling arbitrary command execution

影響: pip:GitPython >= 3.1.30, < 3.2.0 → 3.2.0

Remote.pull() in GitPython forwards its positional refspec argument directly to the git pull child process while its unsafe-option guard inspects only keyword arguments. An application that passes attacker-influenced data as the refspec (for example a user-supplied branch or refspec parameter in a web or CI service) can supply an option-shaped value such as --upload-pack= . The value bypasses the unsafe_git_pull_options check, is placed after the -- separator on the git pull command line, and i…

Read on GitHub Advisory Database

On 10/28/2026, 12:26 AM, GitHub Advisory Database published "GitPython Remote.pull() refspec bypasses the --upload-pack unsafe-option guard, enabling arbitrary command execution" (type: Advisory). Severity is "High" (high). Related technologies: Python.