CVE-2025-13748

Medium

Description

The Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 6.1.7 via the 'submission_id' parameter due to missing validation on a user controlled key within the confirmScaPayment() function. This makes it possible for unauthenticated attackers to mark arbitrary submissions as failed via crafted requests to the endpoint granted they can guess or enumerate a valid submission identifier.

SeverityMedium
CVSS5.3
Exploit probability—
ProductFluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder
PublishedDec 6, 2025
First seenDec 6, 2025

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
techjewel Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builderv ≤ 6.1.7—

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