Formidable Form Builder <= 5.0.06 - Admin+ Stored Cross-Site Scripting

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24608
CVSS 4.8 (Medium)
Publicly Published October 6, 2021
Last Updated February 1, 2023
Researcher Asif Nawaz Minhas - Patchstack Alliance


The Formidable Form Builder – Contact Form, Survey & Quiz Forms Plugin for WordPress plugin before 5.0.07 does not sanitise and escape its Form's Labels, allowing high privileged users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed



1 affected software package

Software Type Plugin
Software Slug formidable (view on
Patched? Yes
Remediation Update to version 5.0.07, or a newer patched version
Affected Version
  • < 5.0.07
Patched Version
  • 5.0.07

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