Improper Input Validation Affecting python-git package, versions <3.1.50-1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.19% (10th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-PYTHONGIT-18505829
  • published2 Aug 2026
  • disclosed1 Aug 2026

Introduced: 1 Aug 2026

NewCVE-2026-67326  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:unstable python-git to version 3.1.50-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-git package and not the python-git package as distributed by Debian. See How to fix? for Debian:unstable relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1