Form builders accept untrusted input from public visitors and turn it into stored records, notifications, and administrator workflows. Secure validation, permission checks, and careful output handling are central to every submission path. Ninja Forms – The Contact Form Builder That Grows With You version 3.14.11 has successfully completed the CleanTalk Plugin Security Certification process and received PSC-2026-64678, confirming that the plugin was reviewed from a secure code perspective with attention to public submissions, field validation, stored form settings, administrator actions, notifications, and data exposure.
| Name of | Ninja Forms – The Contact Form Builder That Grows With You |
| Version | 3.14.11 |
| Active installations | 600,000+ |
| Description | Provides a drag-and-drop WordPress form builder for creating contact forms and managing form fields and submissions. |
| Security | Successfully tested for: SQL Injection (SQLi) Cross-Site Scripting (XSS) – Stored and Reflected Cross-Site Request Forgery (CSRF) Authentication Vulnerabilities Authentication Bypass Exploits Privilege Escalation Buffer Overflow Denial-of-Service (DoS) vectors Data Leakage Vulnerabilities Insecure Dependency Usage Remote Code Execution (RCE) Risks Unauthorized File Access Insufficient Injection Protection Information Disclosure via Misconfigured Endpoints |
| CleanTalk Certification | Proudly earned the “Plugin Security Certification” (PSC) from CleanTalk, indicating adherence to stringent security standards. |
| Additional Information | Use Ninja Forms – The Contact Form Builder That Grows With You with confidence backed by the “Plugin Security Certification” (PSC). Review form permissions and notification recipients regularly, and keep the plugin and any connected add-ons current. |
| Plugin Security Certification by CleanTalk |  |
| Logo of the plugin |  |
PSC by CleantalkJoin the community of developers who prioritize security. Highlight your plugin in the WordPress catalog.
Key Features
Ninja Forms – The Contact Form Builder That Grows With You provides a visual form builder with configurable fields, validation rules, notifications, and submission management. Public visitors interact with its forms while administrators create layouts, review entries, and define follow-up behavior. This places field values, form identifiers, stored configuration, and notification content across both public and privileged WordPress workflows.
Security Assurance
The CleanTalk Plugin Security Certification evaluation focused on validation of public form input, authorization for administrative actions, output escaping for stored submissions, and protection of form configuration. The review also considered submission identifiers, notification content, request integrity, data visibility, and the separation between anonymous visitors and users who can manage forms or entries.
The plugin has been successfully tested for:
✅ Information Leakage Vulnerabilities
✅ SQL Injection Vulnerabilities
✅ Cross-Site Scripting (XSS) Attacks
✅ Cross-Site Request Forgery (CSRF) Attacks
✅ Authentication and Authentication Bypass Vulnerabilities
✅ Privilege Escalation Vulnerabilities
✅ Buffer Overflow Vulnerabilities
✅ Denial-of-Service (DoS) Vulnerabilities
✅ Data Leakage Vulnerabilities
✅ Insecure Dependencies
✅ Code Execution Vulnerabilities
✅ File Unauthorized Access Vulnerabilities
✅ Insufficient Injection Protection
Conclusion
With PSC-2026-64678, Ninja Forms – The Contact Form Builder That Grows With You version 3.14.11 demonstrates strong baseline security for form creation and submission handling. The certification supports the expected separation between public input, stored records, administrator configuration, and notification workflows. Site owners should limit access to form entries, review integrations that receive submission data, and apply updates to the core plugin and add-ons together.
Note: The date and certification information may change over time. It is advisable to verify the latest details on the plugin developer’s website.
