CVE-2026-28683 — Gokapi has Stored XSS in github.com/forceu/gokapi...

HIGH

Gokapi has Stored XSS in SVG Hotlinks

Published March 5, 2026Updated March 23, 2026Source: osv

Summary

### 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.

Advisory Timeline

First published March 5, 2026 (221 days ago).
Last revised March 23, 2026 — 17 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

Update github.com/forceu/gokapi to 2.2.3 or later

go get github.com/forceu/gokapi@v2.2.3

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: go (1).

Package	Ecosystem	Affected	Fixed In
github.com/forceu/gokapi	go	All versions	2.2.3

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CWE-79
Cross-site Scripting (XSS)MITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 8.7 score means for each attack dimension.

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

High

Integrity

High

Availability

None

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

References

Frequently Asked Questions

What is CVE-2026-28683?: Gokapi has Stored XSS in SVG Hotlinks This vulnerability has been assigned a severity rating of HIGH (CVSS score: 8.7/10).
How do I check if my project is affected by CVE-2026-28683?: CVE-2026-28683 affects github.com/forceu/gokapi. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2026-28683 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score

8.7

High exploitability or significant impact. Prioritize remediation within days.

Also Known As

GHSA-3c22-5j5m-4jq7

GO-2026-4612

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