CVE-2026-28683 PUBLISHED

Gokapi: Stored XSS in SVG Hotlinks

Assigner: GitHub_M
Reserved: 02.03.2026 Published: 06.03.2026 Updated: 06.03.2026

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.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
CVSS Score: 8.7

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	Low	Integrity Impact	High
User Interaction	Required	Availability Impact	None

CVSS 3.1

Product Status

Vendor	Forceu
Product	Gokapi
Versions	Version < 2.2.3 is affected

References

https://github.com/Forceu/Gokapi/security/advisories/GHSA-3c22-5j5m-4jq7
https://github.com/Forceu/Gokapi/releases/tag/v2.2.3

Problem Types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE