CVE-2026-57886: Gitea Open Source Git Server

Medium severity, CVSS 5.9. EPSS: 0.3% chance of exploitation in the next 30 days.

Cross-repository issue/comment attachment re-linking can expose private attachment content

Affected products

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

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