{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "esm"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.1.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [],
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2019-06-20T14:17:20Z",
    "nvd_published_at": null,
    "severity": "MODERATE"
  },
  "details": "A Regular Expression Denial of Service vulnerability was discovered in esm before 3.1.0. The issue is that esm\u0027s find-indexes is using the unescaped identifiers in a regex, which, in this case, causes an infinite loop.",
  "id": "GHSA-qx4v-6gc5-f2vv",
  "modified": "2021-02-25T17:20:28Z",
  "published": "2019-06-20T14:32:56Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/standard-things/esm/issues/694"
    },
    {
      "type": "WEB",
      "url": "https://github.com/standard-things/esm/commit/c41e001d81a5a52b0d2d1722b1c2af04d997c05b"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [],
  "summary": "Regular Expression Denial of Service"
}