The MDTF – Meta Data and Taxonomies Filter plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'mdf_results_by_ajax' shortcode in all versions up to, and including, 1.3.3.6 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The MDTF – Meta Data and Taxonomies Filter plugin for WordPress is vulnerable to SQL Injection via the 'key' attribute of the 'mdf_value' shortcode in all versions up to, and including, 1.3.3.5 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 access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in realmag777 WordPress Meta Data and Taxonomies Filter (MDTF) allows Stored XSS.This issue affects WordPress Meta Data and Taxonomies Filter (MDTF): from n/a through 1.3.3.4.

Improper Control of Generation of Code ('Code Injection') vulnerability in realmag777 WordPress Meta Data and Taxonomies Filter (MDTF) allows Code Injection.This issue affects WordPress Meta Data and Taxonomies Filter (MDTF): from n/a through 1.3.3.4.

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.

The MDTF – Meta Data and Taxonomies Filter plugin for WordPress is vulnerable to SQL Injection via the 'meta_key' attribute of the 'mdf_select_title' shortcode in all versions up to, and including, 1.3.3.3 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 access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

The The MDTF – Meta Data and Taxonomies Filter plugin for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 1.3.3.3. This is due to the software allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

Missing Authorization vulnerability in realmag777 WordPress Meta Data and Taxonomies Filter (MDTF).This issue affects WordPress Meta Data and Taxonomies Filter (MDTF): from n/a through 1.3.3.

Incorrect Authorization vulnerability in realmag777 WordPress Meta Data and Taxonomies Filter (MDTF) allows Code Inclusion, Functionality Misuse.This issue affects WordPress Meta Data and Taxonomies Filter (MDTF): from n/a through 1.3.3.2.

Cross-Site Request Forgery (CSRF) vulnerability in realmag777 WordPress Meta Data and Taxonomies Filter (MDTF).This issue affects WordPress Meta Data and Taxonomies Filter (MDTF): from n/a through 1.3.3.1.