Security advisory

{
  "id": "d6089a2b6af09fb91d422392eff49dc51be95c832510525af3f0c7f9ca8260c9",
  "url": "https://osv.dev/vulnerability/CVE-2020-29593",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-29593",
    "summary": "An issue was discovered in Orchard before 1.10. The Media Settings Allowed File Types list field allows an attacker to add a XSS payload that will execute when users attempt to upload a disallowed file type, causing the error to display.",
    "evidence": "osv:CVE-2020-29593",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-29593",
      "aliases": [
        "CVE-2020-29593"
      ],
      "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/orchardcms/orchard",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "6dcbbc2d93df77a8d6665e6e6133b4ac09e661c0"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:orchardproject:orchard:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "1.10"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.9.2",
            "1.9",
            "1.8",
            "1.6",
            "1.4.1",
            "1.4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-29593.json"
          }
        }
      ],
      "modified": "2026-10-20T10:53:15.768221821Z",
      "provider": "osv",
      "references": [
        "https://github.com/OrchardCMS/Orchard/releases",
        "https://burninatorsec.blogspot.com/2021/04/cve-2020-29592-and-cve-2020-29593.html"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-29593",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384247,
  "published_at": "2021-04-14T15:15:13.407+00:00"
}