{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "mermaid"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "8.2.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-08-31T18:34:30Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "Versions of `mermaid` prior to 8.2.3 are vulnerable to Cross-Site Scripting. If malicious input  such as `A[\"\u003cimg src=invalid onerror=alert(\u0027XSS\u0027)\u003e\u003c/img\u003e\"] ` is provided to the application, it will execute the code instead of rendering it as text due to improper output encoding.\n\n\n## Recommendation\n\nUpgrade to version 8.2.3 or later",
  "id": "GHSA-w32g-5hqp-gg6q",
  "modified": "2021-09-27T13:34:07Z",
  "published": "2020-09-02T15:41:41Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/knsv/mermaid/issues/847"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/knsv/mermaid"
    },
    {
      "type": "WEB",
      "url": "https://www.npmjs.com/advisories/751"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [],
  "summary": "Cross-Site Scripting in mermaid"
}