Security advisory

{
  "id": "35cad3d6283c97e3eaa1b4d93726b6434fdfcd0d6e0b2ab2171a45d621668f7f",
  "url": "https://osv.dev/vulnerability/CVE-2020-21219",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-21219",
    "summary": "Cross Site Scripting (XSS) vulnerability in Netgate pf Sense 2.4.4-Release-p3 and Netgate ACME package 0.6.3 allows remote attackers to to run arbitrary code via the RootFolder field to acme_certificate_edit.php page of the ACME package.",
    "evidence": "osv:CVE-2020-21219",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-21219",
      "aliases": [
        "CVE-2020-21219"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/pfsense/freebsd-ports",
              "type": "GIT",
              "events": [
                {
                  "introduced": "3d2a117caf1fdca4b1c2495c5b0d20700cb0354c"
                },
                {
                  "last_affected": "3d2a117caf1fdca4b1c2495c5b0d20700cb0354c"
                },
                {
                  "fixed": "a6f443cde51e7fcf17e51f16014d3589253284d8"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:netgate:pfsense:2.4.4:p3:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "2.4.4-p3"
                      },
                      {
                        "last_affected": "2.4.4-p3"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "range": [
                      {
                        "fixed": "a6f443cde51e7fcf17e51f16014d3589253284d8"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "2.4.4-p3",
            "v2.4.4_3"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-21219.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:09.971674290Z",
      "provider": "osv",
      "references": [
        "https://redmine.pfsense.org/issues/9888",
        "https://github.com/pfsense/FreeBSD-ports/commit/a6f443cde51e7fcf17e51f16014d3589253284d8"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:netgate:acme:0.6.3:*:*:*:*:*:*:*"
            ],
            "vendor_product": "netgate:acme",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "0.6.3"
                  },
                  {
                    "last_affected": "0.6.3"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2020-21219",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 383417,
  "published_at": "2022-12-15T19:15:15.51+00:00"
}