Funnelforms Free <= 3.4 - Missing Authorization to Test Email Sending

Missing Authorization
CVE CVE-2023-5419
CVSS 4.3 (Medium)
Publicly Published November 1, 2023
Last Updated November 22, 2023
Researcher Alex Thomas - Wordfence


The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the fnsf_af2_test_mail function in versions up to, and including, 3.4. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to send test emails to an arbitrary email address.



Vulnerability Details for Interactive Contact Form and Multi Step Form Builder with Drag & Drop Editor – Funnelforms Free

Software Type Plugin
Software Slug funnelforms-free (view on
Patched? Yes
Remediation Update to version 3.4.2, or a newer patched version
Affected Version
  • <= 3.4
Patched Version
  • 3.4.2

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