{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "6.2.1"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "49c5e4fa3cd617524f167e2e114f89d76549bbda"
            }
          ],
          "repo": "https://github.com/leo-editor/leo-editor",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Leo Editor v6.2.1 was discovered to contain a regular expression denial of service (ReDoS) vulnerability in the component plugins/importers/dart.py.",
  "id": "CVE-2020-23478",
  "modified": "2026-03-13T21:51:29.825125301Z",
  "published": "2021-09-22T20:15:08.077Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://cwe.mitre.org/data/definitions/1333.html"
    },
    {
      "type": "FIX",
      "url": "https://github.com/leo-editor/leo-editor/issues/1597"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}