CVE-2026-55987: Gitea Open Source Git Server

High severity, CVSS 8.1. EPSS: 0.4% chance of exploitation in the next 30 days.

OAuth2 sign-in reactivates an administrator-deactivated account on auth sources without refresh tokens (incomplete fix of #38009)

Affected products

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

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