CVE-2026-73623

HIGH

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.

CVSS v3.1 Score

7.5
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Complexity
HIGH
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 8/13/2026Modified: 8/15/2026

Related Intelligence (1)

HIGHVulnerability

NVD HIGH: CVE-2026-73623 — GitPython before 3.1.54 contains an incomplete denylist in unsafe_git_clone_opti...

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.

CVE-2026-73623
NIST NVD

References (3)

https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-6p8h-3wgx-97gfhttps://www.vulncheck.com/advisories/gitpython-before-remote-code-execution-via-templatehttps://github.com/gitpython-developers/GitPython/security/advisories/GHSA-6p8h-3wgx-97gf