The Freemius SDK, as used by hundreds of WordPress plugin and theme developers, was vulnerable to Cross-Site Request Forgery and Information disclosure due to missing capability checks and nonce protection on the _get_debug_log, _get_db_option, and the _set_db_option functions in versions up to, and including 2.4.2. Any WordPress plugin or theme running a version of Freemius less than 2.4.3 is vulnerable.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Sale php scripts Web Directory Free allows Reflected XSS.This issue affects Web Directory Free: from n/a through 1.7.3.

The Web Directory Free WordPress plugin before 1.7.3 does not validate a parameter before using it in an include(), which could lead to Local File Inclusion issues.

The Web Directory Free WordPress plugin before 1.7.2 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

The Web Directory Free WordPress plugin before 1.7.0 does not sanitise and escape a parameter before using it in a SQL statement via an AJAX action available to unauthenticated users, leading to a SQL injection with different techniques like UNION, Time-Based and Error-Based.

The Web Directory Free for WordPress is vulnerable to SQL Injection via the ‘post_id’ parameter in versions up to, and including, 1.6.7 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 contributor-level privileges to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.