Forminator Forms – Contact Form, Payment Form & Custom Form Builder < 1.57.0.5 - Authenticated (Administrator+) Remote Code Execution

7.2
Improper Control of Generation of Code ('Code Injection')
CVE CVE-2026-19221
CVSS 7.2 (High)
Publicly Published August 27, 2026
Last Updated September 1, 2026
Researcher Jakub Herman

Description

The Forminator Forms – Contact Form, Payment Form & Custom Form Builder plugin for WordPress is vulnerable to Remote Code Execution in all versions up to 1.57.0.5. This is due to insufficient validation of user supplied input before it is executed. This makes it possible for authenticated attackers, with administrator-level access and above, to execute arbitrary code on the server.

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Vulnerability Details for Forminator Forms – Contact Form, Payment Form & Custom Form Builder

Software Type Plugin
Software Slug forminator (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.57.0.5, or a newer patched version
Affected Version
  • < 1.57.0.5
Patched Version
  • 1.57.0.5

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

# Title CVE ID CVSS Researchers Date
1 Forminator Forms <= 1.58.1 - Unauthenticated Arbitrary Shortcode Execution via 's' Search Parameter and Anonymous Comment via render_block CVE-2026-103911 6.5 Jakub Herman October 15, 2026
2 Forminator Forms <= 1.58.1 - Unauthenticated Arbitrary Shortcode Execution via 'User-Agent' Header and 'referer_url' Parameter via Quiz Notification Merge Tags CVE-2026-101335 6.5 Theklis, Jakub Herman October 15, 2026
3 Forminator Forms – Contact Form, Payment Form & Custom Form Builder <= 1.58.0 - Missing Authorization CVE-2026-108486 5.3 Andrei October 12, 2026
4 Forminator Forms – Contact Form, Payment Form & Custom Form Builder <= 1.57.3 - Unauthenticated Privilege Escalation CVE-2026-96341 7.3 elaprendiz1927 October 8, 2026
5 Forminator Forms – Contact Form, Payment Form & Custom Form Builder <= 1.57.3 - Missing Authorization CVE-2026-65459 5.3 Ananda Dhakal October 8, 2026
6 Forminator Forms – Contact Form, Payment Form & Custom Form Builder <= 1.57.3 - Unauthenticated Stored Cross-Site Scripting CVE-2026-102388 7.2 b1ue0cean October 8, 2026
7 Forminator Forms – Contact Form, Payment Form & Custom Form Builder <= 1.57.3 - Cross-Site Request Forgery CVE-2026-106611 4.3 HOMEVO Adonis Orfel October 8, 2026
8 Forminator Forms – Contact Form, Payment Form & Custom Form Builder <= 1.57.2 - Missing Authorization CVE-2026-96335 5.3 Ananda Dhakal October 2, 2026
9 Forminator Forms – Contact Form, Payment Form & Custom Form Builder <= 1.57.2 - Unauthenticated Payment Bypass CVE-2026-96336 5.3 Ananda Dhakal October 2, 2026
10 Forminator Forms <= 1.57.2 - Unauthenticated Stored Cross-Site Scripting via 'postdata-1[post-custom]' Parameter CVE-2026-92144 7.2 Luke Eldridge (system) September 30, 2026

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