Security advisory

{
  "id": "9be2279bf82da258569a946e377817eff9930800504d434425351ebf54f93994",
  "url": "https://osv.dev/vulnerability/CVE-2021-36654",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2021-36654",
    "summary": "CMSuno 1.7 is vulnerable to an authenticated stored cross site scripting in modifying the filename parameter (tgo) while updating the theme.",
    "evidence": "osv:CVE-2021-36654",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2021-36654",
      "aliases": [
        "CVE-2021-36654"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/boiteasite/cmsuno",
              "type": "GIT",
              "events": [
                {
                  "introduced": "55ee4421c6aaae7bbc2799be43ae100fe2bdf6b4"
                },
                {
                  "last_affected": "55ee4421c6aaae7bbc2799be43ae100fe2bdf6b4"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:cmsuno_project:cmsuno:1.7:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.7"
                      },
                      {
                        "last_affected": "1.7"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.7"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-36654.json"
          }
        }
      ],
      "modified": "2026-10-20T10:54:48.118059559Z",
      "provider": "osv",
      "references": [
        "https://github.com/boiteasite/cmsuno/issues/17"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2021-36654",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 386164,
  "published_at": "2021-08-03T18:15:16.777+00:00"
}