DotNetNuke.Core allows loading of unused themes on anonymous clients through query parameters

{
  "id": "a404a1ac680f1619785a942b36eb5ed96bb44376360cb569f35cfa4b5960c834",
  "url": "https://osv.dev/vulnerability/CVE-2025-59535",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "DotNetNuke.Core allows loading of unused themes on anonymous clients through query parameters",
    "summary": "DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.1.0, arbitrary themes can be loaded through query parameters. If an installed theme had a vulnerability, even if it was not used on any page, this could be loaded on unsuspecting clients without knowledge of the site owner. This issue has been patched in version 10.1.0.",
    "evidence": "osv:CVE-2025-59535",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2025-59535",
      "aliases": [
        "CVE-2025-59535",
        "GHSA-wq2j-w9pm-7x2p"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/dnnsoftware/dnn.platform",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "f66ba091c1d9361bbe961801c18b9e951c436c41"
                },
                {
                  "fixed": "72f30f69fd2214d77f6c2577dfcca495a24caf5c"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:dnnsoftware:dotnetnuke:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "10.1.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "72f30f69fd2214d77f6c2577dfcca495a24caf5c"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v9.13.9-rc1",
            "v9.13.9",
            "v10.0.1",
            "v10.0.0",
            "v10.0.1-rc1",
            "v9.13.8",
            "v9.13.7",
            "v9.13.8-rc1",
            "v9.13.6",
            "v9.13.7-rc1",
            "v9.13.5",
            "v9.13.6-rc1",
            "v9.13.4",
            "v9.13.5-rc1",
            "v9.13.4-rc1",
            "v9.13.3",
            "v9.13.2",
            "v9.13.1",
            "v9.13.2-rc1",
            "v9.13.0",
            "v9.12.0",
            "v9.13.0-rc3",
            "v9.13.0-rc1",
            "v9.12.0-rc1",
            "v9.11.1",
            "v9.11.2-rc1",
            "v9.11.2",
            "v9.11.0",
            "v9.11.1-rc1",
            "v9.10.2",
            "v9.11.0-rc4",
            "v9.10.1",
            "v9.10.0",
            "v9.10.1-rc1",
            "v9.9.1",
            "v9.10.0-rc1",
            "v9.9.0",
            "v9.9.1-rc1",
            "v9.8.1",
            "v9.8.0",
            "v9.8.1-rc1",
            "v9.7.2",
            "v9.8.0-rc1",
            "v9.7.1",
            "v9.7.0",
            "v9.6.2",
            "v9.6.1",
            "v9.6.0",
            "v9.5.0",
            "v9.6.0-rc1",
            "v9.5.0-rc2",
            "v9.4.4",
            "v9.5.0-rc1",
            "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-2025-59535.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:45.615550788Z",
      "provider": "osv",
      "references": [
        "https://github.com/dnnsoftware/Dnn.Platform/blob/develop/DNN%20Platform/Library/UI/Skins/Skin.cs#L305",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/59xxx/CVE-2025-59535.json",
        "https://github.com/dnnsoftware/Dnn.Platform/security/advisories/GHSA-wq2j-w9pm-7x2p",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-59535",
        "https://github.com/dnnsoftware/Dnn.Platform/commit/72f30f69fd2214d77f6c2577dfcca495a24caf5c"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-20",
          "CWE-200",
          "CWE-829"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/59xxx/CVE-2025-59535.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-59535",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 513605,
  "published_at": "2025-09-22T20:59:03.801+00:00"
}