The WP Activity Log Premium plugin for WordPress is vulnerable to SQL Injection via the entry->roles parameter in all versions up to, and including, 4.6.4 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 subscriber privileges to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database. One demonstrated attack included the injection of a PHP Object.

The WP 2FA – Two-factor authentication for WordPress plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.5.0 via the send_backup_codes_email due to missing validation on a user controlled key. This makes it possible for subscriber-level attackers to email arbitrary users on the site.

The WP Activity Log for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 4.5.0. This is due to missing or incorrect nonce validation on the ajax_run_cleanup function. This makes it possible for unauthenticated attackers to invoke this function via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The WP Activity Log Premium plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 4.5.0. This is due to missing or incorrect nonce validation on the ajax_switch_db function. This makes it possible for unauthenticated attackers to make changes to the plugin's settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The WP Activity Log Premium plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the ajax_switch_db function in versions up to, and including, 4.5.0. This makes it possible for authenticated attackers with subscriber-level or higher to make changes to the plugin's settings.

The WP Activity Log plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the handle_ajax_call function in versions up to, and including, 4.5.0. This makes it possible for authenticated attackers, with subscriber-level access or higher, to obtain a list of users with accounts on the site. This includes ids, usernames and emails.

The WP Activity Log plugin for WordPress is vulnerable to authorization bypass due to a missing capability check on the setup_page function in versions up to, and including, 4.0.1. This makes it possible for unauthenticated attackers to run the setup wizard (if it has not been run previously) and access plugin configuration options.

The WP 2FA WordPress plugin before 2.3.0 uses comparison operators that don't mitigate time-based attacks, which could be abused to leak information about the authentication codes being compared.

The Website File Changes Monitor WordPress plugin before 1.8.3 does not sanitise and escape user input before using it in a SQL statement via an action available to users with the manage_options capability (by default admins), leading to an SQL injection

The CAPTCHA 4WP WordPress plugin before 7.1.0 lets user input reach a sensitive require_once call in one of its admin-side templates. This can be abused by attackers, via a Cross-Site Request Forgery attack to run arbitrary code on the server.