CVE-2026-73619: GitPython before 3.1.57 Arbitrary File Read via Repo.archive()

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-08-13 · updated 2026-10-24
Weakness: CWE-73

Description

GitPython before 3.1.57 contains an incomplete denylist in the unsafe_git_archive_options guard that omits --add-file and --add-virtual-file options. Attackers can supply these options to Repo.archive() to read arbitrary files from the filesystem and include them in the returned archive.

Affected products

gitpython-developers GitPython: before 3.1.57 — fixed in 3.1.57

How to fix

Upgrade to a fixed version: gitpython-developers GitPython 3.1.57. Check the vendor advisory for mitigations.

References

https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-539m-9xh6-q6rr
https://www.vulncheck.com/advisories/gitpython-before-arbitrary-file-read-via-repo-archive
https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-539m-9xh6-q6rr

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