wpmudev Forminator Forms Plugin up to 1.55.0.2 on WordPress draft authorization

Summaryinfo

A vulnerability identified as problematic has been detected in wpmudev Forminator Forms Plugin up to 1.55.0.2. Affected by this vulnerability is an unknown functionality. The manipulation of the argument draft leads to authorization. This vulnerability is uniquely identified as CVE-2026-12998. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in wpmudev Forminator Forms Plugin up to 1.55.0.2 and classified as problematic. This issue affects some unknown functionality. The manipulation of the argument draft with an unknown input leads to a authorization vulnerability. Using CWE to declare the problem leads to CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. Impacted is confidentiality. The summary by CVE is:

The Forminator Forms – Contact Form, Payment Form & Custom Form Builder plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.55.0.2 via the 'draft' parameter due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to enumerate sequential integer entry IDs via the 'draft' parameter and read other users' saved draft form data, including names, email addresses, phone numbers, addresses, and free-form message content. This is only exploitable on forms that have the 'Save and Continue' feature enabled.

It is possible to read the advisory at wordfence.com. The identification of this vulnerability is CVE-2026-12998 since 06/23/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/16/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-59922). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• wpmudev

Name

• Forminator Forms Plugin

Version

• 1.55.0.0
• 1.55.0.1
• 1.55.0.2

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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