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Vulnerability advisory

GHSA-263q-5cv3-xq9g

Gitea allows attackers to add attachments with forbidden file extensions

Published Dec 26, 2025Updated Nov 3, 2026OSV record ↗

Also known as BIT-gitea-2025-68939CVE-2025-68939GO-2025-4261

Severity

CVSS 3.xCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L

Affected versions

code.gitea.io/gitea Go

All code.gitea.io/gitea advisories →

Affected	Fixed in
All versions before 1.23.0-rc0	`1.23.0-rc0`

Description

Gitea before 1.23.0 allows attackers to add attachments with forbidden file extensions by editing an attachment name via an attachment API.

References