Security advisory

{
  "id": "ce7da7dbbf27c40eb3555a8b946c1f528f0ad67249978fa25819be69da2a0e88",
  "url": "https://osv.dev/vulnerability/CVE-2021-31731",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-31731",
    "summary": "A directory traversal issue in KiteCMS 1.1.1 allows remote administrators to overwrite arbitrary files via ../ in the path parameter to index.php/admin/Template/fileedit, with PHP code in the html parameter.",
    "evidence": "osv:CVE-2021-31731",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-31731",
      "aliases": [
        "CVE-2021-31731"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/kitesky/kitecms",
              "type": "GIT",
              "events": [
                {
                  "introduced": "631cd78909f697a6d6383eca7205bd247374467f"
                },
                {
                  "last_affected": "631cd78909f697a6d6383eca7205bd247374467f"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:kitesky:kitecms:1.1.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.1.1"
                      },
                      {
                        "last_affected": "1.1.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.1.1",
            "V1.1.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-31731.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:40.539912828Z",
      "provider": "osv",
      "references": [
        "https://github.com/Kitesky/KiteCMS/issues/9"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-31731",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 385857,
  "published_at": "2021-08-12T22:15:07.987+00:00"
}