GitPython: Dormant multi-line git-config values are corrupted into live injected directives (e.g. core.hooksPath) on ...

Date Sep 8, 2026

Type Vendor advisory

Signal Critical vendor advisory

Vendor / Product PyPI · GitPython

CVE CVE-2026-78676

Critical vendor advisory CVE-2026-78676

Summary

GitPython: Dormant multi-line git-config values are corrupted into live injected directives (e.g. core.hooksPath) on any unrelated GitConfigParser write, enabling RCE

Why it matters

GitHub has published a reviewed security advisory for GitPython. Prioritize it with other application dependency updates, especially because EPSS places it in the 36% percentile.

Operator check

Check whether GitPython is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 9.3. EPSS probability: 0.4%; percentile: 36%.

Sources

GitHub Advisory GHSA-284h-m62q-gf8w NVD — CVE-2026-78676 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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