GHSA-3C22-5J5M-4JQ7

Vulnerability from github – Published: 2026-03-05 18:40 – Updated: 2026-03-06 15:17
VLAI?
Summary
Gokapi has Stored XSS in SVG Hotlinks
Details

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

Impact

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

Severity ?
8.7 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/forceu/gokapi"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.2.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-28683"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-03-05T18:40:05Z",
    "nvd_published_at": "2026-03-06T05:16:38Z",
    "severity": "HIGH"
  },
  "details": "### Summary\nIf a malicious authenticated user uploads SVG and creates a hotlink for it, they achieve stored XSS.\n\n### Details\nThe 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.\n\n*Issue found by [aisafe.io](https://aisafe.io/)*\n\n\n### Impact\nAuthenticated attackers with the ability to upload and hotlink files can execute arbitrary JavaScript.",
  "id": "GHSA-3c22-5j5m-4jq7",
  "modified": "2026-03-06T15:17:00Z",
  "published": "2026-03-05T18:40:05Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/Forceu/Gokapi/security/advisories/GHSA-3c22-5j5m-4jq7"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-28683"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/Forceu/Gokapi"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Forceu/Gokapi/releases/tag/v2.2.3"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Gokapi has Stored XSS in SVG Hotlinks"
}


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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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