Security advisory

{
  "id": "338995c4412bd6bd126f38b055c2dd04fa4bba7271296b64b3f9a3fc956ec2af",
  "url": "https://osv.dev/vulnerability/CVE-2020-23647",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-23647",
    "summary": "Cross Site Scripting (XSS) vulnerability in BoxBilling 4.19, 4.19.1, 4.20, and 4.21 allows remote attackers to run arbitrary code via the message field on the submit new ticket form.",
    "evidence": "osv:CVE-2020-23647",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-23647",
      "aliases": [
        "CVE-2020-23647"
      ],
      "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/boxbilling/boxbilling",
              "type": "GIT",
              "events": [
                {
                  "introduced": "ac25dc0a1b25c9393349c29a2a16d9ee090541a1"
                },
                {
                  "last_affected": "593e22ecb075548f8430722ae0c9503025d20d08"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:boxbilling:boxbilling:4.19:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.19"
                      },
                      {
                        "last_affected": "4.19"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:boxbilling:boxbilling:4.19.1:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.19.1"
                      },
                      {
                        "last_affected": "4.19.1"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:boxbilling:boxbilling:4.20:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.20"
                      },
                      {
                        "last_affected": "4.20"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:boxbilling:boxbilling:4.21:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "4.21"
                      },
                      {
                        "last_affected": "4.21"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "4.19",
            "4.19.1",
            "4.20",
            "4.21"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-23647.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:50.100456583Z",
      "provider": "osv",
      "references": [
        "https://github.com/boxbilling/boxbilling/issues/596"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-23647",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 383913,
  "published_at": "2023-04-28T20:15:13.32+00:00"
}