CVE-2026-18324
Severity CVSS v4.0:
Pending analysis
Type:
CWE-79
Cross-Site Scripting (XSS)
Publication date:
28/08/2026
Last modified:
28/08/2026
Description
The Forminator Forms – Contact Form, Payment Form & Custom Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Rich-Text Textarea Field in all versions up to, and including, 1.57.0.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. Exploitation requires that the targeted Textarea field has the Rich-Text editor option enabled.
Impact
Base Score 3.x
7.20
Severity 3.x
HIGH
References to Advisories, Solutions, and Tools
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.55.1/admin/views/custom-form/entries/content-details.php#L211
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.55.1/build/js/shared-ui.min.js#L1
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.55.1/library/abstracts/abstract-class-front-action.php#L127
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.55.1/library/fields/textarea.php#L411
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.55.1/library/modules/custom-forms/admin/admin-page-entries.php#L338
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.56.0/admin/views/custom-form/entries/content-details.php#L211
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.56.0/build/js/shared-ui.min.js#L1
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.56.0/library/abstracts/abstract-class-front-action.php#L127
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.56.0/library/fields/textarea.php#L411
- https://plugins.trac.wordpress.org/browser/forminator/tags/1.56.0/library/modules/custom-forms/admin/admin-page-entries.php#L338
- https://plugins.trac.wordpress.org/changeset/3652712/forminator/trunk/library/modules/custom-forms/admin/admin-page-entries.php
- https://plugins.trac.wordpress.org/changeset?old_path=%2Fforminator/tags/1.57.0.1&new_path=%2Fforminator/tags/1.57.0.2
- https://www.wordfence.com/threat-intel/vulnerabilities/id/5f8a0704-1c06-4342-b05a-7bd815a87833?source=cve



