Gitpython Project Gitpython
CVE-2026-67326
GitPython before 3.1.50 fails to validate newline characters in the section parameter of config_writer(), allowing attackers to inject arbitrary section headers into .git/config. Attackers can inject newlines to create a forged [core] section with hooksPath pointing to attacker-controlled directories, achieving remote code execution when git hooks are triggered.
What this means for your business
- It affects Gitpython Project Gitpython. It matters if your company, or a supplier that handles your data, runs it.
- Code showing how to exploit it has been published, but real attacks have not been confirmed.
- An attacker can use it only with access to the machine itself, without a login, but only after tricking someone into an action such as opening a file or a link.
- FIRST's prediction model gives it a 0.3% chance of attack attempts being seen in the next 30 days, ranking above 24% of all known flaws.
What to do
- 1Check whether your company or your suppliers run Gitpython Project Gitpython, and which version. The affected versions are listed further down this page.
- 2If you do, apply the vendor's fix. A patch or vendor advisory has been published.
Fastnexa security experts
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Scoring
- CVSS
- 7.0 (v3.1)
- Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H- CVSS v4
- 7.3
- Weakness
- CWE-20
- Assigned by
- disclosure@vulncheck.com
Dates
- Published
- 2026-08-01
- Last modified
- 2026-09-16
- Sources
- NVD
Affected products
- Gitpython Project Gitpython- 3.1.50
As listed in the NVD configuration data. Not a statement about your estate.