CVE-2026-76218: GitPython before 3.1.58 Remote Code Execution via Repo.init

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-08-19 · updated 2026-09-03
Weakness: CWE-88

Description

GitPython before 3.1.58 contains a remote code execution vulnerability in Repo.init that forwards unsafe git options without validation. Attackers can supply a template parameter pointing to a directory with malicious git hooks that execute arbitrary code when git operations are performed on the initialized repository.

Affected products

gitpython-developers GitPython: before 3.1.58 — fixed in 3.1.58

How to fix

Upgrade to a fixed version: gitpython-developers GitPython 3.1.58. Check the vendor advisory for mitigations.

References

https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-9rj7-rf2p-w77r
https://www.vulncheck.com/advisories/gitpython-before-remote-code-execution-via-repo-init

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