{"action":"Upgrade gitpython to 3.1.56 or later.","affected":[{"fixed":"3.1.56","introduced":"0"}],"component":"gitpython","cve_ids":["CVE-2026-73621"],"ecosystem":"PyPI","epss":0.0036,"exploited":false,"fixed_versions":["3.1.56"],"ghsa_id":"GHSA-p538-c434-8v24","id":"tcs_01M5KFSBJHMA4P14RXYFSFEV1E","modified_at":"2026-09-10T13:10:55.177009469Z","published_at":"2026-08-03T20:23:17Z","references":["https://osv.dev/vulnerability/GHSA-p538-c434-8v24","https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-p538-c434-8v24","https://github.com/gitpython-developers/GitPython/pull/2184","https://github.com/gitpython-developers/GitPython/commit/38553b6fddc7f6a667cdb45a6762343a08fc72b2","https://github.com/gitpython-developers/GitPython","https://github.com/gitpython-developers/GitPython/releases/tag/3.1.56"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"GHSA-p538-c434-8v24","url":"https://osv.dev/vulnerability/GHSA-p538-c434-8v24"}],"summary":"GitPython: Arbitrary file truncation via git rev-list --output argument injection in unguarded Commit.count"}