Junglewise Threat Intelligence

CVE-2026-76221: PYSEC-2026-3783 - GitPython before 3.1.58 contains a config-name injection vulnerability in the option-name validator that allows attackers to forge arbitrary

CVE-2026-76221 · Severity: medium · CVSS 4 · Published 2026-08-19

Technologies: gitpython (PyPI). Vendors: PyPI.

Executive brief

GitPython before 3.1.58 contains a config-name injection vulnerability in the option-name validator that allows attackers to forge arbitrary git-config directives by injecting equals signs, hash symbols, and whitespace into option names. Attackers can inject malicious option names like 'sshCommand = touch /tmp/RCE #' to execute arbitrary commands via core.sshCommand or core.hooksPath on the next git operation.

Affected products

  • PyPI gitpython

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