CVE-2026-73620

Description

GitPython before 3.1.57 fails to guard git option forwarding in IndexFile.checkout() and TagReference.create(), allowing attackers to pass unsafe options via kwargs. Attackers can use --prefix to overwrite arbitrary files with repository content or -F to read arbitrary files returned in-band.

CVSS Vector

References

• https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-3f7w-8rr8-f37f
• https://www.vulncheck.com/advisories/gitpython-before-arbitrary-file-overwrite-and-read