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.
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Fixes

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Workaround

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History

Sat, 06 Dec 2025 06:45:00 +0000

Type Values Removed Values Added
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.
Title Fluent Forms <= 6.1.7 - Unauthenticated Insecure Direct Object Reference to Payment Status Tampering via submission_id
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2025-12-06T06:39:08.515Z

Reserved: 2025-11-26T15:56:07.294Z

Link: CVE-2025-13748

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2025-12-06T07:15:48.220

Modified: 2025-12-06T07:15:48.220

Link: CVE-2025-13748

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses