Gokapi: Stored XSS in SVG Hotlinks

Description

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.

Scores

EPSS (exploitation in 30 days)

0.21% · top 89% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: total

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.7.

Weakness

• CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (opens in a new tab)All about CWE-79 and its CVEs

Affected products

• Forceu · Gokapi

  • affected < 2.2.3

Affected packages

From reviewed advisories of the GitHub Advisory Database.

• Gogithub.com/forceu/gokapiGHSA-3c22-5j5m-4jq7 (opens in a new tab)

References (2)

• https://github.com/Forceu/Gokapi/security/advisories/GHSA-3c22-5j5m-4jq7 (opens in a new tab)x_refsource_CONFIRM
• https://github.com/Forceu/Gokapi/releases/tag/v2.2.3 (opens in a new tab)x_refsource_MISC

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisory GHSA-3c22-5j5m-4jq7 (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2026-28683](https://trackcve.app/badge/CVE-2026-28683.svg)](https://trackcve.app/cve/CVE-2026-28683)

Record last updated 6 Mar 2026, 16:06 UTC.