CVE-2021-4417 Forminator – Contact Form, Payment Form & Custom Form Builder <= 1.13.4 - Cross-Site Request Forgery Bypass

What is CVE-2021-4417?

CVE-2021-4417 is a medium-severity vulnerability in wpmudev Forminator Forms – Contact Form, Payment Form & Custom Form Builder, published on 12 Jul 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The Forminator – Contact Form, Payment Form & Custom Form Builder plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.13.4. This is due to missing or incorrect nonce validation on the listen_for_saving_export_schedule() function. This makes it possible for unauthenticated attackers to export form submissions via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Weakness: CWE-352

Which versions are affected by CVE-2021-4417?

It affects 1 product.

Products include Incsub Forminator.

How do I fix CVE-2021-4417?

No fix has been published for CVE-2021-4417 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-4417 being exploited?

There is no known exploitation of CVE-2021-4417 in the wild and no public exploit code.

Other vulnerabilities in wpmudev Forminator Forms – Contact Form, Payment Form & Custom Form Builder

• CVE-2023-4596 Forminator <= 1.24.6 - Unauthenticated Arbitrary File Upload Critical 9.8
• CVE-2025-6463 Path traversal in Forminator Forms – Contact Form, Payment Form & Custom Form Builder High 8.8
• CVE-2025-6464 Deserialization in Forminator Forms – Contact Form, Payment Form & Custom Form Builder High 7.5
• CVE-2024-7389 Forminator <= 1.29.1 - HubSpot Developer API Key Sensitive Information Exposure High 7.5
• CVE-2024-31077 SQL injection in Forminator High 7.2

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-wpm5-fh4f-wr9q.