CVE-2026-87819
8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
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 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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| gitpython-developers | GitPython | 0 < 3.1.60 | affected |
| gitpython-developers | GitPython | 3.1.60 | unaffected |
Weaknesses
- CWE-1333: Inefficient Regular Expression Complexity
References
- https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-g5vv-9gxw-82hx
- https://www.vulncheck.com/advisories/gitpython-before-3.1.60-denial-of-service-via-redos
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