Priority HIGH 84
The Ninja Forms - File Uploads plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'NF_FU_AJAX_Controllers_Uploads::handle_upload' function in all versions up to, and i…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.62903 · Published 2026-04-07 · No fix listed CWE-434
Priority HIGH 82
The Ninja Forms WordPress plugin before 3.11.1 unserializes user input via form field, which could allow Unauthenticated users to perform PHP Object Injection when a suitable gadget is present on the blog.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00541 · Published 2025-09-18 · Fixed in 3.11.1 CWE-502
Priority HIGH 77
The Ninja Forms plugin before 2.9.42.1 for WordPress allows remote attackers to conduct PHP object injection attacks via crafted serialized values in a POST request.
CVSS 3.0CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.61612 · Published 2016-05-14 · No fix listed CWE-20
Priority HIGH 71
Missing Authorization vulnerability in Saturday Drive Ninja Forms.This issue affects Ninja Forms: from n/a through 3.6.25.
CVSS 3.1HIGH 8.8· Network · Low privileges · No interaction · EPSS 0.00536 · Published 2024-06-19 · No fix listed CWE-862
Priority HIGH 69
The Ninja Forms - File Uploads Extension WordPress plugin is vulnerable to arbitrary file uploads due to insufficient input file type validation found in the ~/includes/ajax/controllers/uploads.php file which can be bypa…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.39393 · Published 2022-03-23 · No fix listed CWE-434
Priority HIGH 65
The Ninja Forms Contact Form WordPress plugin before 3.6.13 unserialises the content of an imported file, which could lead to PHP object injections issues when an admin import (intentionally or not) a malicious file and…
CVSS 3.1HIGH 7.2· Network · High privileges · No interaction · EPSS 0.01446 · Published 2022-09-26 · Fixed in 3.6.13 CWE-502
Priority MEDIUM 60
The Ninja Forms WordPress plugin before 3.8.11 does not escape an URL before outputting it back in an attribute, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
CVSS 3.1MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.00702 · Published 2024-09-02 · Fixed in 3.8.11 CWE-79
Priority MEDIUM 60
The Ninja Forms Contact Form WordPress plugin before 3.6.22 does not properly escape user input before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting which could be used against high pri…
CVSS 3.1MEDIUM 6.1· Network · No auth · User interaction · EPSS 0.00925 · Published 2023-05-15 · Fixed in 3.6.22
Priority MEDIUM 55
The Ninja Forms WordPress plugin before 3.10.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfilter…
CVSS 3.1MEDIUM 4.8· Network · High privileges · User interaction · EPSS 0.0026 · Published 2025-05-19 · Fixed in 3.10.1 CWE-79
Priority MEDIUM 55
The Ninja Forms WordPress plugin before 3.10.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfilter…
CVSS 3.1MEDIUM 4.8· Network · High privileges · User interaction · EPSS 0.0026 · Published 2025-05-19 · Fixed in 3.10.1 CWE-79
Priority MEDIUM 55
The Ninja Forms WordPress plugin before 3.10.1 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfilter…
CVSS 3.1MEDIUM 4.8· Network · High privileges · User interaction · EPSS 0.00311 · Published 2025-05-19 · Fixed in 3.10.1 CWE-79
Priority MEDIUM 55
The Ninja Forms WordPress Ninja Forms Contact Form WordPress plugin before 3.6.26 was affected by a HTML Injection security vulnerability.
CVSS 3.1MEDIUM 4.8· Network · High privileges · User interaction · EPSS 0.00442 · Published 2023-08-30 · Fixed in 3.6.26
Priority MEDIUM 46
The ninja-forms plugin before 3.3.21.2 for WordPress has SQL injection in the search filter on the submissions page.
CVSS 3.0CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.01779 · Published 2019-08-14 · No fix listed CWE-89
Priority MEDIUM 46
Path Traversal and Unrestricted File Upload exists in the Ninja Forms plugin before 3.0.23 for WordPress (when the Uploads add-on is activated).
CVSS 3.1HIGH 8.1· Network · No auth · No interaction · EPSS 0.08059 · Published 2019-05-07 · No fix listed CWE-22
Priority MEDIUM 44
Ninja Forms WordPress plugin version 3.14.8 and prior contains an improper input validation vulnerability that allows unauthenticated attackers to inject arbitrary numeric values into form calculations and payment totals…
CVSS 4.0HIGH 8.7· Network · No auth · No interaction · EPSS 0.00581 · Published 2026-07-21 · Fixed in 3.14.9 CWE-472
Priority MEDIUM 43
Ninja Forms plugin for WordPress versions 3.10.4 through 3.14.9 contains an unauthenticated stored cross-site scripting vulnerability in the Repeatable Fieldset feature where parseSubmissionIndex() accepts arbitrary stri…
CVSS 4.0CRITICAL 9.3· Network · No auth · User interaction · EPSS 0.00538 · Published 2026-07-21 · Fixed in 3.14.9 CWE-79
Priority MEDIUM 43
The Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress plugin for WordPress is vulnerable to Second Order SQL Injection via the email address value submitted through forms in all versions up to, and…
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00772 · Published 2024-02-02 · No fix listed CWE-89
Priority MEDIUM 43
Missing Authorization vulnerability in Saturday Drive Ninja Forms.This issue affects Ninja Forms: from n/a through 3.6.25.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00499 · Published 2024-06-19 · No fix listed CWE-862
Priority MEDIUM 43
Unauth. Reflected Cross-Site Scripting (XSS) vulnerability in Saturday Drive Ninja Forms Contact Form plugin <= 3.6.25 versions.
CVSS 3.1HIGH 7.1· Network · No auth · User interaction · EPSS 0.09707 · Published 2023-07-27 · No fix listed CWE-79
Priority MEDIUM 43
The ninja-forms plugin before 3.3.9 for WordPress has insufficient restrictions on submission-data retrieval during Export Personal Data requests.
CVSS 3.0CRITICAL 9.1· Network · No auth · No interaction · EPSS 0.01744 · Published 2019-08-22 · No fix listed CWE-20
Priority MEDIUM 42
Unauthenticated Cross Site Request Forgery (CSRF) in Ninja Forms File Uploads Extension <= 3.3.26 versions.
CVSS 3.1CRITICAL 9.6· Network · No auth · User interaction · EPSS 0.00201 · Published 2026-07-23 · No fix listed CWE-352
Priority MEDIUM 42
Improper Control of Generation of Code ('Code Injection') vulnerability in Saturday Drive Ninja Forms allows Code Injection.This issue affects Ninja Forms: from n/a through 3.8.4.
CVSS 3.1CRITICAL 9.8· Network · No auth · No interaction · EPSS 0.00467 · Published 2024-07-09 · No fix listed CWE-94
Priority MEDIUM 41
The AJAX action, wp_ajax_ninja_forms_sendwp_remote_install_handler, did not have a capability check on it, nor did it have any nonce protection, therefore making it possible for low-level users, such as subscribers, to i…
CVSS 3.1HIGH 8.8· Network · Low privileges · No interaction · EPSS 0.01439 · Published 2021-04-05 · Fixed in 3.4.34 CWE-200
Priority MEDIUM 41
The Ninja Forms plugin before 3.3.14.1 for WordPress allows CSV injection.
CVSS 3.0HIGH 8.6· Local · No auth · User interaction · EPSS 0.01767 · Published 2018-09-01 · No fix listed CWE-1236
Priority MEDIUM 40
Unauthenticated PHP Object Injection in Ninja Forms - Layout & Styles <= 3.0.31 versions.
CVSS 3.1HIGH 8.8· Network · No auth · User interaction · EPSS 0.00461 · Published 2026-09-02 · No fix listed CWE-502
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