CVE-2026-58436

7.5 highEPSS 0.6%

High (7.5). EPSS 0.6% chance of exploitation in the next 30 days. Fixed in code.gitea.io/gitea 1.27.0.

ParseAcceptLanguage quadratic-time DoS via Locale middleware on unauthenticated requests

Severity

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)
CWEs: CWE-407, CWE-1333
Published: 2026-08-13
Modified: 2026-08-26
Record from: the NVD, synced 2026-10-19

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-fw57-jgch-pgf3	Go	code.gitea.io/gitea	<1.27.0	1.27.0
GO-2026-6055	Go	gitea.dev	<1.27.0	1.27.0