Ninja Forms <= 3.14.9 - Authenticated (Administrator+) SQL Injection via Import File 'settings' Key

4.9
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CVE CVE-2026-15663
CVSS 4.9 (Medium)
Publicly Published July 23, 2026
Last Updated July 24, 2026
Researcher Wordfence PRISM - Wordfence

Description

The Ninja Forms – The Contact Form Builder That Grows With You plugin for WordPress is vulnerable to generic SQL Injection via Import File 'settings' Key in all versions up to, and including, 3.14.9 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. The vulnerable keys originate from the 'settings' object in an attacker-controlled import file processed via file_get_contents() or base64-decoded/JSON-decoded blobs, bypassing wp_magic_quotes protections entirely; two distinct sinks are affected — _save_setting() in Model.php and insert_form_meta() in ImportForm.php — as only the value side is escaped while the key side receives no sanitization or parameterization at any point in the call chain.

Learn more about SQL Injection vulnerabilities and how to prevent them.

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Vulnerability Details for Ninja Forms – Contact Form Builder with Calculators, Quizzes, Signatures & AI Form Builder

Software Type Plugin
Software Slug ninja-forms (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.14.10, or a newer patched version
Affected Version
  • <= 3.14.9
Patched Version
  • 3.14.10

Recent vulnerabilities in Ninja Forms – Contact Form Builder with Calculators, Quizzes, Signatures & AI Form Builder

# Title CVE ID CVSS Researchers Date
1 Ninja Forms <= 3.15.4 - Unauthenticated Stored Cross-Site Scripting via Paragraph Text (RTE) Field Submission CVE-2026-90438 7.2 UKO October 1, 2026
2 Ninja Forms – Contact Form Builder with Calculators, Quizzes, Signatures & AI Form Builder <= 3.15.3 - Unauthenticated Stored Cross-Site Scripting CVE-2026-102385 7.2 Intrudify September 30, 2026
3 Ninja Forms – Contact Form Builder with Calculators, Quizzes, Signatures & AI Form Builder <= 3.15.3 - Unauthenticated Stored Cross-Site Scripting CVE-2026-95515 7.2 Dthangws September 23, 2026
4 Ninja Forms <= 3.15.3 - Unauthenticated Stored Cross-Site Scripting CVE-2026-92438 7.2 Venkateswara Reddy Challa September 22, 2026
5 Ninja Forms <= 3.15.3 - Unauthenticated PHP Object Injection CVE-2026-91827 8.1 Karthik Ramakrishnan September 22, 2026
6 Ninja Forms – The Contact Form Builder That Grows With You <= 3.15.3 - Unauthenticated Stored Cross-Site Scripting CVE-2026-94504 7.2 Hippolyte Quéré (Hippie) (Hippie) September 21, 2026
7 Ninja Forms <= 3.14.6 - Authenticated (Administrator+) PHP Object Injection via Form Import CVE-2026-11363 6.6 DungNhi September 8, 2026
8 Ninja Forms <= 3.15.1 - Unauthenticated Stored Cross-Site Scripting via Repeater Child 'type' Confusion via Unmatched Array Key CVE-2026-19769 7.2 Jonah Burgess (CryptoCat) September 4, 2026
9 Ninja Forms – The Contact Form Builder That Grows With You 3.14.10 - 3.15.1 - Unauthenticated Arbitrary Shortcode Execution CVE-2026-80437 6.5 Jakub Herman September 4, 2026
10 Ninja Forms – The Contact Form Builder That Grows With You 3.14.0 - 3.15.1 - Authenticated (Custom Role+) Information Exposure CVE-2026-80438 3.1 ChinhNguyen September 2, 2026

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