Gitea: ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests

Date Jul 21, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product Go ยท code.gitea.io/gitea
CVE CVE-2026-58436
High-risk advisory CVE-2026-58436

Summary

Gitea: ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests

Why it matters

GitHub has published a reviewed security advisory for code.gitea.io/gitea. Prioritize it with other application dependency updates.

Operator check

Check whether code.gitea.io/gitea is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 8.7.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.