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CVE-2026-73620 Details

Description

GitPython before 3.1.57 fails to guard git option forwarding in IndexFile.checkout() and TagReference.create(), allowing attackers to pass unsafe options via kwargs. Attackers can use --prefix to overwrite arbitrary files with repository content or -F to read arbitrary files returned in-band.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:8.1 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-3f7w-8rr8-f37f	[email protected]	ExploitVendor Advisory
https://www.vulncheck.com/advisories/gitpython-before-arbitrary-file-overwrite-and-read	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-22	Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')	[email protected]

Affected Products

Product	Versions
gitpython project gitpython	< 3.1.57
CPE cpe:2.3:a:gitpython_project:gitpython::::::python::* Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Sep 3, 2026	Initial Analysis	[email protected]
Aug 13, 2026	CVE Modified	CISA-ADP
Aug 13, 2026	New CVE Received	[email protected]