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EUVD-2026-274774

fkie_cve-2026-28683

Gokapi is a self-hosted file sharing server with automatic expiration and encryption support. Prior to version 2.2.3, if a malicious authenticated user uploads SVG and creates a hotlink for it, they can achieve stored XSS. This issue has been patched in version 2.2.3.

GHSA-3c22-5j5m-4jq7 — Gokapi has Stored XSS in SVG Hotlinks

Affected: Go: github.com/forceu/gokapi

### Summary If a malicious authenticated user uploads SVG and creates a hotlink for it, they achieve stored XSS.

### Details The hotlinking functionality fails to properly handle scripts included in the SVGs, allowing authenticated attackers with the ability to upload and hotlink file to execute arbitrary JS.

*Issue found by [aisafe.io](https://aisafe.io/)*

### Impact Authenticated attackers with the ability to upload and hotlink files can execute arbitrary JavaScript.