VulnerabilityDeferred

CVE-2026-28737

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.

HIGH 8.7EPSS 0.43%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.43%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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.

CVSS 3.1: 8.7 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
EPSS: 0.43% probability · 36th percentile
CISA KEV: Not listed
Weakness: CWE-79
Source: 88ee5874-cf24-4952-aea0-31affedb7ff2

References

https://blog.gitea.com/release-of-1.26.0/
https://github.com/go-gitea/gitea/pull/37233
https://github.com/go-gitea/gitea/releases/tag/v1.26.0
https://github.com/go-gitea/gitea/security/advisories/GHSA-9cpj-qc93-vw8v
https://github.com/go-gitea/gitea/security/advisories/GHSA-9cpj-qc93-vw8v

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.