CVE-2026-73625

High

Description

GitPython versions before 3.1.54 contain a remote code execution vulnerability in the check_unsafe_options guard that can be bypassed by smuggling git options inside single-character kwarg values. Attackers can supply crafted option dictionaries to clone_from, fetch, pull, push, ls_remote, iter_commits, blame, or archive methods to execute arbitrary OS commands via the --upload-pack parameter.

SeverityHigh

CVSS8.8

Exploit probability—

ProductGitpython

PublishedAug 13, 2026

First seenAug 13, 2026

Weakness typeCWE-78OS command injection

How to fix

Update

gitpython_project gitpython3.1.54 or later
gitpython3.1.54 or later

Vendor advisories

github.com/gitpython-developers/GitPython/security/advisories/GHSA-r9mr-m37c-5fr3

Affected products

Product	Affected versions	Fixed in
gitpython_project gitpython	v < 3.1.54	3.1.54
gitpythonPyPI	v < 3.1.54	3.1.54

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