PYSEC-2026-3984

vendorUSosv
view advisory published 2026-09-09Licence: CC-BY-4.0

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.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2026-87819UShigh7.5—
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 cra…
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