vulnerability · Wed 30 Sep 2026 · 23:29 UTC
GHSA-g5vv-9gxw-82hx: GitPython: Denial of Service via catastrophic backtracking (ReDoS) in Actor.name_email_regex — commit
Filed UTCSource GTH ↗
GitPython's Actor.name_email_regex regular expression (git/util.py, line 863) is vulnerable to catastrophic backtracking (ReDoS — Regular Expression Denial of Service). When GitPython parses the author or committer header of a git commit object that contains a long string with an unterminated ), the Python regex engine enters quadratic backtracking, causing complete single-threaded CPU exhaustion proportional to the square of the input length. …
Signals
as the pipeline stamped them- High
- High-risk vulnerability — CVSS 7.5
CVE
KEV from CISA · EPSS from FIRST| Id | KEV | EPSS | Reference |
|---|---|---|---|
| CVE-2026-87819 | — | 0.52% | NVD ↗ |
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