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HIGH

CVE-2026-73623

CVSS v3

7.5

HIGH

EPSS Score

0.8 %

exploit probability, as of 2026-10-17

CISA KEV

No

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • gitpythonPyPIall versions · fixed in 3.1.54

Vendor advisories

  • CVE-2026-73623 Red Hat Product Security177 products fixed · 24 known affected

    gitpython: GitPython: Remote Code Execution via malicious Git template

    exploit-intelligence-tech-preview/vulnerability-analysis-rhel9 as a component of Exploit Intelligence · rhaiis/vllm-cpu-rhel9 as a component of Red Hat AI Inference Server · rhaiis/vllm-tpu-rhel9 as a component of Red Hat AI Inference Server

  • RHSA-2026:74506 Red Hat Product Security88 products fixed

    Red Hat Security Advisory: Satellite 6.16.14 Async Update

  • RHSA-2026:74505 Red Hat Product Security43 products fixed

    Red Hat Security Advisory: Satellite 6.17.12 Async Update

  • RHSA-2026:71210 Red Hat Product Security8 products fixed

    Red Hat Security Advisory: Red Hat Ansible Automation Platform 2.5 Container Release Update

  • RHSA-2026:71179 Red Hat Product Security8 products fixed

    Red Hat Security Advisory: Red Hat Ansible Automation Platform 2.6 Container Release Update

  • RHSA-2026:68780 Red Hat Product Security1 product fixed

    Red Hat Security Advisory: Technical preview of the satellite/iop-vmaas-rhel9 container image

6 more advisories

Full record on NVD

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.

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2026-08-13
Last Modified
2026-08-15

Frequently asked questions

What is CVE-2026-73623?

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.

Is CVE-2026-73623 actively exploited?

Active exploitation of CVE-2026-73623 has not been confirmed. Its EPSS score was 0.8% on 2026-10-17, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-73623?

CVE-2026-73623 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

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