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CVE-2025-47943

Description

Gogs is an open source self-hosted Git service. In application version 0.14.0+dev and prior, there is a stored cross-site scripting (XSS) vulnerability present in Gogs, which allows client-side Javascript code execution. The vulnerability is caused by the usage of a vulnerable and outdated component: pdfjs-1.4.20 under public/plugins/. This issue has been fixed for gogs.io/gogs in version 0.13.3.

POC

Reference

- https://github.com/gogs/gogs/security/advisories/GHSA-xh32-cx6c-cp4v

- https://www.hacktivesecurity.com/blog/2025/07/15/cve-2025-47943-stored-xss-in-gogs-via-pdf

Github

- https://github.com/ARPSyndicate/cve-scores

- https://github.com/fkie-cad/nvd-json-data-feeds