Security advisory

{
  "id": "b40e45d2ec7ca92efaa7870603a797efe058c62249045eee08e4ecfa6dbafbcd",
  "url": "https://osv.dev/vulnerability/CVE-2020-5186",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-5186",
    "summary": "DNN (formerly DotNetNuke) through 9.4.4 allows XSS (issue 1 of 2).",
    "evidence": "osv:CVE-2020-5186",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-5186",
      "aliases": [
        "CVE-2020-5186",
        "GHSA-9phr-h5mx-4fp6"
      ],
      "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/dnnsoftware/dnn.platform",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "a1785142a1774b180caf295d829acbcda597f334"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "9.4.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v9.5.0-rc2",
            "v9.4.4",
            "v9.4.3-rc1",
            "v9.4.3",
            "v9.4.2",
            "v9.4.2-rc1",
            "v9.4.1-rc1",
            "v9.4.1",
            "v9.4.0",
            "v9.4.0-rc1",
            "v9.4.0-rc0",
            "v9.3.0-rc1",
            "v9.3.0-rc0",
            "v9.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-5186.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:28.283567976Z",
      "provider": "osv",
      "references": [
        "https://medium.com/%40SajjadPourali/dnn-dotnetnuke-cms-not-as-secure-as-you-think-e8516f789175",
        "https://github.com/dnnsoftware/Dnn.Platform/releases",
        "https://packetstormsecurity.com/files/156483/DotNetNuke-CMS-9.5.0-Cross-Site-Scripting.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-5186",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384337,
  "published_at": "2020-02-24T15:15:11.707+00:00"
}