CVE-2026-28737

high

Description

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.

References

https://github.com/go-gitea/gitea/security/advisories/GHSA-9cpj-qc93-vw8v

https://github.com/go-gitea/gitea/releases/tag/v1.26.0

https://github.com/go-gitea/gitea/pull/37233

https://blog.gitea.com/release-of-1.26.0/

Details

Source: Mitre, NVD

Published: 2026-07-03

Updated: 2026-07-07

Risk Information

CVSS v2

Base Score: 8.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:N

Severity: High

CVSS v3

Base Score: 8.7

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