CVE-2026-28737

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.

PUBLISHED Reserved 2026-03-03 | Published 2026-07-03 | Updated 2026-07-07 | Assigner Gitea

Problem types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

Credits

yonatan-pl reporter

References

github.com/.../gitea/security/advisories/GHSA-9cpj-qc93-vw8v exploit

github.com/.../gitea/security/advisories/GHSA-9cpj-qc93-vw8v (GitHub Security Advisory) vendor-advisory

github.com/go-gitea/gitea/pull/37233 (GitHub Pull Request #37233) patch

github.com/go-gitea/gitea/releases/tag/v1.26.0 (Gitea v1.26.0 Release) release-notes

blog.gitea.com/release-of-1.26.0/ (Gitea v1.26.0 Release Blog Post) release-notes

cve.org (CVE-2026-28737)

nvd.nist.gov (CVE-2026-28737)

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