{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "0.01"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "551ebc577e6e71e7d3500d5466075c561082ca80"
            }
          ],
          "repo": "https://github.com/devinsmith/libexcel",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "wbook_addworksheet in workbook.c in libexcel.a in libexcel 0.01 allows attackers to cause a denial of service (SEGV) via a long second argument. NOTE: this is not a Microsoft product.",
  "id": "CVE-2018-20304",
  "modified": "2026-03-13T21:53:31.138894124Z",
  "published": "2018-12-20T00:29:00.427Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://github.com/devinsmith/libexcel/issues/9"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}