GitPython before 3.1.54 contains an incomplete denylist in unsafe_git_clone_options that omits --template, allowing attackers to achieve arbitrary command execution during clone operations. Attackers can supply --template pointing to a directory containing malicious post-checkout hooks that execute when git clones the repository.
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sat, 15 Aug 2026 04:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sat, 15 Aug 2026 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Important


Fri, 14 Aug 2026 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Gitpython Project
Gitpython Project gitpython
CPEs cpe:2.3:a:gitpython_project:gitpython:*:*:*:*:*:python:*:*
Vendors & Products Gitpython Project
Gitpython Project gitpython

Thu, 13 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
First Time appeared Gitpython-developers
Gitpython-developers gitpython
Vendors & Products Gitpython-developers
Gitpython-developers gitpython

Thu, 13 Aug 2026 11:45:00 +0000

Type Values Removed Values Added
Description GitPython before 3.1.54 contains an incomplete denylist in unsafe_git_clone_options that omits --template, allowing attackers to achieve arbitrary command execution during clone operations. Attackers can supply --template pointing to a directory containing malicious post-checkout hooks that execute when git clones the repository.
Title GitPython before 3.1.54 Remote Code Execution via --template
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 7.7, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-15T03:12:43.494Z

Reserved: 2026-08-13T11:17:25.160Z

Link: CVE-2026-73623

cve-icon Vulnrichment

Updated: 2026-08-15T03:12:35.313Z

cve-icon NVD

Status : Received

Published: 2026-08-13T12:17:27.477

Modified: 2026-08-15T04:18:26.250

Link: CVE-2026-73623

cve-icon Redhat

Severity : Important

Publid Date: 2026-08-13T11:28:23Z

Links: CVE-2026-73623 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T13:15:03Z

Weaknesses