CVE-2026-28737: Gitea Open Source Git Server

High severity, CVSS 8.7. EPSS: 0.4% chance of exploitation in the next 30 days.

Gitea versions from 1.25.0 before 1.26.0 allow stored cross-site scripting through the extensionsRequired field in glTF files rendered by the 3D file viewer.

Affected products

• Gitea Gitea Open Source Git Server: from 1.25.0, before 1.26.0 (fixed in 1.26.0)

Published 2026-07-03. Last modified 2026-07-07.