{
  "$schema": "http://json-schema.org/draft-04/schema#",

  "definitions": {
    "cve_id": {
      "type": "string",
      "pattern": "^CVE-[0-9]{4}-[0-9]{4,}$"
    },
    "email_address": {
      "type": "string",
      "pattern": "^([a-zA-Z0-9_\\-\\.]+)@([a-zA-Z0-9_\\-\\.]+)\\.([a-zA-Z]{2,5})$"
    },
    "product": {
      "type": "object",
      "required": [ "product_name", "version" ],
      "properties": {
        "product_name": { "type": "string" },
        "version": {
          "type": "object",
          "required": [ "version_data" ],
          "properties": {
            "version_data": {
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "object",
                "required": [ "version_value" ],
                "properties": {
                  "version_value": { "type": "string" }
                }
              }
            }
          }
        }
      }
    },
    "reference": {
      "type": "object",
      "required": [ "url" ],
      "properties": {
        "url": {
          "maxLength": 500,
          "type": "string",
          "pattern": "^(ftp|http)s?://[^ \t]+$"
        }
      }
    },
    "lang_string": {
      "type": "object",
      "required": [ "lang", "value" ],
      "properties": {
        "lang": { "type": "string" },
        "value": { "type": "string", "maxLength": 3999 }
      }
    }
  },

  "type": "object",
  "required": [ "data_type", "data_format", "data_version", "CVE_data_meta", "affects", "problemtype", "references", "description" ],
  "properties": {
    "data_type": { "enum": [ "CVE" ] },
    "data_format": { "enum": [ "MITRE" ] },
    "data_version": { "enum": [ "4.0" ] },
    "CVE_data_meta": {
      "type":"object",
      "required": [ "ID", "ASSIGNER" ],
      "properties": { 
        "ID": { "$ref": "#/definitions/cve_id" },
        "ASSIGNER": { "$ref": "#/definitions/email_address" }
      }
    },
    "affects": {
      "type": "object",
      "required": [ "vendor" ],
      "properties": {
        "vendor": {
          "type": "object",
          "required": [ "vendor_data" ],
          "properties": {
            "vendor_data": {
              "type": "array",
              "minItems": 1,
              "items": {
                "type": "object",
                "required": [ "vendor_name", "product" ],
                "properties": {
                  "vendor_name": { "type": "string" },
                  "product": {
                    "type": "object",
                    "required": [ "product_data" ],
                    "properties": {
                      "product_data": {
                        "type": "array",
                        "minItems": 1,
                        "items": { "$ref": "#/definitions/product" }
                      }
                    }
                  }
                }
              }
            }
          }
        }
      }
    },
    "problemtype": {
      "type": "object",
      "required": [ "problemtype_data" ],
      "properties": {
        "problemtype_data": {
          "type": "array",
          "minItems": 1,
          "items": {
            "type": "object",
            "required": [ "description" ],
            "properties": {
              "description": {
                "type": "array",
                "minItems": 1,
                "items": { "$ref": "#/definitions/lang_string" }
              }
            }
          }
        }
      }
    },
    "references": {
      "type": "object",
      "required": [ "reference_data" ],
      "properties": {
        "reference_data": {
          "type": "array",
          "maxItems": 500,
          "minItems": 1,
          "items": { "$ref": "#/definitions/reference" }
        }
      }
    },
    "description": {
      "type": "object",
      "required": [ "description_data" ],
      "properties": {
        "description_data": {
          "type": "array",
          "minItems": 1,
          "items": { "$ref": "#/definitions/lang_string" }
        }
      }
    }
  }
}