CVE-2026-16655
Fluent Forms <= 6.2.7 - Unauthenticated Stored Cross-Site Scripting via Name Field Nested `password` Member
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th
The Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Name Field Nested `password` Member in all versions up to, and including, 6.2.7 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.
| CWE | CWE-79 |
| Vendor | wpmanageninja |
| Product | fluent forms – customizable contact forms, survey, quiz, & conversational form builder |
| Published | Jul 29, 2026 |
| Last Updated | Jul 29, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
wpmanageninja / Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder
0 ≤ 6.2.7
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/635e19ba-da98-459c-ab91-ff969b0812fd?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.7/boot/globals.php#L110 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.7/app/Hooks/Ajax.php#L17 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.7/app/Modules/SubmissionHandler/SubmissionHandler.php#L20 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.7/app/Services/Form/SubmissionHandlerService.php#L123 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.7/app/Modules/Form/FormDataParser.php#L317 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.7/app/Services/Integrations/GlobalNotificationService.php#L59 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.6/boot/globals.php#L110 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.6/app/Hooks/Ajax.php#L17 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.6/app/Modules/SubmissionHandler/SubmissionHandler.php#L20 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.6/app/Services/Form/SubmissionHandlerService.php#L123 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.6/app/Modules/Form/FormDataParser.php#L317 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/fluentform/tags/6.2.6/app/Services/Integrations/GlobalNotificationService.php#L59 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset/3619584/fluentform/trunk/boot/globals.php plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?old_path=%2Ffluentform/tags/6.2.7&new_path=%2Ffluentform/tags/6.2.8
Credits
daroo