{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "3.3.15"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "a26202bee203910780f5a96b3bc1f52a8f23d0a1"
            }
          ],
          "repo": "https://github.com/getsimplecms/getsimplecms",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "Cross Site Scriptiong (XSS) vulnerability in GetSimpleCMS \u003c=3.3.15 via the timezone parameter to settings.php.",
  "id": "CVE-2020-18658",
  "modified": "2026-03-13T21:49:03.860944679Z",
  "published": "2021-06-23T19:15:07.963Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/LoRexxar/CVE_Request/blob/master/getsimplecms%20v3.3.15/getsimplecms_before_v3.3.15.md"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.seebug.org/vuldb/ssvid-97930"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1310"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}