{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "3.0.4"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "81bad8b6649253bd972ac4158816189d38366216"
            }
          ],
          "repo": "https://github.com/monstra-cms/monstra",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Monstra CMS 3.0.4 allows remote attackers to execute arbitrary PHP code via a mixed-case file extension, as demonstrated by the 123.PhP filename, because plugins\\box\\filesmanager\\filesmanager.admin.php mishandles the forbidden_types variable.",
  "id": "CVE-2018-17418",
  "modified": "2026-03-13T21:49:24.511565697Z",
  "published": "2019-03-07T23:29:00.860Z",
  "references": [
    {
      "type": "EVIDENCE",
      "url": "https://github.com/AlwaysHereFight/monstra_cms-3.0.4--getshell/blob/master/README.md"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}