{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "markdown-it-katex"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.0.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2020-08-31T19:00:19Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "All versions of `markdown-it-katex` are vulnerable to Cross-Site Scripting (XSS). The package fails to properly escape error messages, which may allow attackers to execute arbitrary JavaScript in a victim\u0027s browser by triggering an error.\n\n\n## Recommendation\n\nNo fix is currently available. Consider using an alternative package until a fix is made available.",
  "id": "GHSA-5ff8-jcf9-fw62",
  "modified": "2021-10-04T20:53:26Z",
  "published": "2020-09-04T17:55:35Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/waylonflinn/markdown-it-katex/issues/26"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/waylonflinn/markdown-it-katex"
    },
    {
      "type": "WEB",
      "url": "https://www.npmjs.com/advisories/1466"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [],
  "summary": "Cross-Site Scripting in markdown-it-katex"
}