CVE-2026-87819

EUVD-2026-74845
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Debian logo
Debian Releases
Debian Product
Codename
python-git
bookworm
vulnerable
forky
3.1.61-1
fixed
sid
3.1.61-1
fixed
trixie
vulnerable
Common Weakness Enumeration
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