{"id":"CVE-2026-87819","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-87819","summary":"GitPython before 3.1.60 contains a regular expression denial of service vulnerability in Actor.name_email_regex that processes commit author and committer fields. Attackers can craft…","details":"GitPython before 3.1.60 contains a regular expression denial of service vulnerability in Actor.name_email_regex that processes commit author and committer fields. Attackers can craft a commit object with a malformed author field containing an unterminated angle bracket to cause quadratic backtracking, exhausting CPU resources for over two minutes per commit access.","published":"2026-09-09T12:17:17.120","modified":"2026-09-09T12:17:17.120","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-g5vv-9gxw-82hx"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/gitpython-before-3.1.60-denial-of-service-via-redos"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-09T12:17:17.120"}}