The NEX-Forms – Ultimate Form Builder – Contact forms and much more plugin for WordPress is vulnerable to Limited Code Execution in all versions up to, and including, 8.9.1 via the get_table_records function. This is due to the unsanitized use of user-supplied input in call_user_func(). This makes it possible for authenticated attackers, with Custom-level access, to execute arbitrary PHP functions that meet specific constraints (static methods or global functions accepting a single array parameter).
The NEX-Forms – Ultimate Form Builder – Contact forms and much more plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the clean_html and form_fields parameters in all versions up to, and including, 8.9.1 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Custom-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
The NEX-Forms – Ultimate Form Builder – Contact forms and much more plugin for WordPress is vulnerable to SQL Injection via the 'search_params' parameter in all versions up to, and including, 8.7.15 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for unauthenticated attackers to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. This can be exploited via CSRF due to a lack of nonce validation on the get_table_records AJAX action.
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Basix NEX-Forms nex-forms-express-wp-form-builder allows SQL Injection.This issue affects NEX-Forms: from n/a through <= 8.7.8.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Basix NEX-Forms nex-forms-express-wp-form-builder allows Reflected XSS.This issue affects NEX-Forms: from n/a through <= 8.7.3.
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Basix NEX-Forms – Ultimate Form Builder allows Stored XSS.This issue affects NEX-Forms – Ultimate Form Builder: from n/a through 8.5.10.
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Basix NEX-Forms – Ultimate Form Builder allows Stored XSS.This issue affects NEX-Forms – Ultimate Form Builder: from n/a through 8.5.5.
The NEX-Forms – Ultimate Form Builder – Contact forms and much more plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the set_read() function in all versions up to, and including, 8.5.6. This makes it possible for authenticated attackers, with subscriber-level access and above, to mark records as read.
The NEX-Forms – Ultimate Form Builder – Contact forms and much more plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the set_starred() function in all versions up to, and including, 8.5.6. This makes it possible for authenticated attackers, with subscriber-level access and above, to mark records as starred.
The NEX-Forms – Ultimate Form Builder – Contact forms and much more plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the restore_records() function in all versions up to, and including, 8.5.6. This makes it possible for authenticated attackers, with subscriber-level access and above, to restore records.
Cross-Site Request Forgery (CSRF) vulnerability in Basix NEX-Forms – Ultimate Form Builder – Contact forms and much more.This issue affects NEX-Forms – Ultimate Form Builder – Contact forms and much more: from n/a through 8.5.2.
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Basix NEX-Forms – Ultimate Form Builder – Contact forms and much more.This issue affects NEX-Forms – Ultimate Form Builder – Contact forms and much more: from n/a through 8.5.5.
The NEX-Forms WordPress plugin before 8.4.4 does not escape its form name, which could lead to Stored Cross-Site Scripting issues. By default only SuperAdmins (in multisite) / admins (in single site) can create forms, however there is a settings allowing them to give lower roles access to such feature.
The NEX-Forms WordPress plugin before 8.4 does not properly escape the `table` parameter, which is populated with user input, before concatenating it to an SQL query.
The NEX-Forms WordPress plugin before 8.3.3 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
The NEX-Forms. plugin for WordPress is vulnerable to unauthorized disclosure and modification of data in versions up to, and including 7.7.1 due to missing capability checks on several AJAX actions. This makes it possible for authenticated attackers with subscriber level permissions and above to invoke these functions which can be used to perform actions like modify form submission records, deleting files, sending test emails, modifying plugin settings, and more.
The NEX-Forms WordPress plugin before 7.9.7 does not properly sanitise and escape user input before using it in SQL statements, leading to SQL injections. The attack can be executed by anyone who is permitted to view the forms statistics chart, by default administrators, however can be configured otherwise via the plugin settings.