CVE-2026-110859

high

GitPython before 3.2.0 contains an argument injection vulnerability in Head.checkout() that allows remote attackers to read arbitrary files by supplying a bran…

GitPython before 3.2.0 contains an argument injection vulnerability in Head.checkout() that allows remote attackers to read arbitrary files by supplying a branch name parsed as a git option. Attackers can host a repository whose default branch is named --pathspec-from-file=, causing cloning applications that check out the active branch to leak file contents through GitCommandError messages.

CVSS

7.5

7.5 (CVSS v3.1)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)

Timeline (UTC)

Published: 2026-10-14 23:17

Modified: 2026-10-16 18:14

NVD status: Awaiting Analysis

Last synced 1 day ago

Verified against the source API 2026-10-27 07:03 UTC

Exploitation

Not listed in CISA KEV (as of last catalog sync)

Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).

Affected products

Not reported by the source (unknown — not "none").

Weakness classification (CWE)

CWE-88

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

No vendor advisory or patch reference tagged by NVD. Check the references below.

References

https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-23mf-xhv8-69c2 disclosure@vulncheck.com
https://www.vulncheck.com/advisories/gitpython-before-3.2.0-arbitrary-file-read-via-head-c... disclosure@vulncheck.com
https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-23mf-xhv8-69c2 134c704f-9b21-4f2e-91b3-4a467353bcc0

Data sources

NVD CVE API 2.0 — fetched 2026-10-27 07:03 UTC · record ↗

Learn the basics

Understanding CVEs and CVSS Scores