CVE-2026-58436: Gitea Open Source Git Server

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests

Affected products

• Gitea Gitea Open Source Git Server: up to and including 1.26.4

Published 2026-08-13. Last modified 2026-08-26.