openapi: 3.1.0
info:
  title: Shodan CVEDB Account Trends API
  description: Shodan's CVEDB is a free vulnerability database API that supports CVE lookups, CPE-keyed vulnerability search, KEV filtering, EPSS ordering, date-range queries, and product-name search. No API key required; updated daily.
  version: '1.0'
  contact:
    name: Shodan Support
    email: support@shodan.io
    url: https://cvedb.shodan.io/
  license:
    name: Shodan API Terms of Service
    url: https://www.shodan.io/legal/tos
servers:
- url: https://cvedb.shodan.io
  description: Production
tags:
- name: Trends
paths:
  /api/v1/search:
    get:
      tags:
      - Trends
      summary: Search Historical Trends
      operationId: searchTrends
      description: Return monthly counts and faceted aggregations for a historical Shodan search.
      parameters:
      - name: query
        in: query
        required: true
        schema:
          type: string
        description: Historical Shodan search query (e.g. `product:nginx`).
      - name: facets
        in: query
        schema:
          type: string
        description: Comma-separated facets with optional size suffix (e.g. `country:10`).
      responses:
        '200':
          description: Monthly counts and facet breakdowns.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TrendsResult'
components:
  schemas:
    TrendsResult:
      type: object
      properties:
        total:
          type: integer
        matches:
          type: array
          items:
            $ref: '#/components/schemas/MonthlyCount'
        facets:
          type: object
          additionalProperties:
            type: array
            items:
              $ref: '#/components/schemas/FacetBucket'
    FacetBucket:
      type: object
      properties:
        value:
          type: string
        count:
          type: integer
        matches:
          type: array
          items:
            $ref: '#/components/schemas/MonthlyCount'
    MonthlyCount:
      type: object
      properties:
        month:
          type: string
          description: YYYY-MM
        count:
          type: integer