High severity7.5NVD Advisory· Published Sep 9, 2026· Updated Sep 18, 2026
CVE-2026-87819
CVE-2026-87819
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
GitPythonPyPI | < 3.1.60 | 3.1.60 |
Affected products
4<3.1.60+ 2 more
- (no CPE)range: <3.1.60
- cpe:2.3:a:gitpython_project:gitpython:*:*:*:*:*:python:*:*range: <3.1.60
- (no CPE)range: <3.1.60
Patches
Vulnerability mechanics
References
7- github.com/gitpython-developers/GitPython/security/advisories/GHSA-g5vv-9gxw-82hxnvdExploitMitigationVendor AdvisoryWEB
- github.com/advisories/GHSA-g5vv-9gxw-82hxghsaADVISORY
- www.vulncheck.com/advisories/gitpython-before-3.1.60-denial-of-service-via-redosnvdThird Party AdvisoryWEB
- github.com/gitpython-developers/GitPython/commit/751473a5f3221d6f989291cbebcc404353fd3ba8ghsaWEB
- github.com/gitpython-developers/GitPython/pull/2215ghsaWEB
- github.com/gitpython-developers/GitPython/releases/tag/3.1.60ghsaWEB
- github.com/pypa/advisory-database/tree/main/vulns/gitpython/PYSEC-2026-3984.yamlghsaWEB
News mentions
1- GitPython: Three Vulnerabilities Including RCE and ReDoS Disclosed TogetherVypr Intelligence · Sep 9, 2026