WordPress Fluent Forms - Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder plugin <= 6.1.21 - Insecure Direct Object Reference in Stripe SCA Confirmation to Unauthenticated Payment Status Modification vulnerability

WordPress Fluent Forms - Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder plugin = 6.1.21 - Insecure Direct Object Reference in Stripe SCA Confirmation to Unauthenticated Payment Status Modification vulnerability discovered by Prickly Cactus in WordPress Plugin FluentForm...

CVE-2026-4160

The CVE-2026-4160 entry concerns the WordPress Fluent Forms plugin (versions up to 6.1.21). Affected component: Stripe SCA confirmation AJAX endpoint handling a submission_id parameter. Root cause: missing authorization and ownership validation on a user-controlled key enables Insecure Direct Obj...

PT-2026-33318

Name of the Vulnerable Software and Affected Versions Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder versions prior to 6.1.22 Description An Insecure Direct Object Reference IDOR exists due to missing authorization and ownership validation on a user...