The Booster for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple shortcodes in versions up to, and including, 7.1.0 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers with contributor-level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Booster for WooCommerce WordPress plugin before 6.0.1, Booster Plus for WooCommerce WordPress plugin before 6.0.1, Booster Elite for WooCommerce WordPress plugin before 6.0.1 have either flawed CSRF checks or are missing them completely in numerous places, allowing attackers to make logged in users perform unwanted actions via CSRF attacks

The Booster for WooCommerce WordPress plugin before 5.6.3, Booster Plus for WooCommerce WordPress plugin before 6.0.0, Booster Elite for WooCommerce WordPress plugin before 6.0.0 do not escape some URLs and parameters before outputting them back in attributes, leading to Reflected Cross-Site Scripting

The Corner Ad plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.0.56. This is due to missing or incorrect nonce validation on its corner_ad_settings_page function. This makes it possible for unauthenticated attackers to trigger the deletion of ads via forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The Booster for WooCommerce WordPress plugin before 5.6.7, Booster Plus for WooCommerce WordPress plugin before 5.6.6, Booster Elite for WooCommerce WordPress plugin before 1.1.8 does not properly check for CSRF when creating and deleting Customer roles, allowing attackers to make logged admins create and delete arbitrary custom roles via CSRF attacks

The Appointment Hour Booking plugin for WordPress is vulnerable to CAPTCHA bypass in versions up to, and including, 1.3.72. This is due to the use of insufficiently strong hashing algorithm on the CAPTCHA secret that is also displayed to the user via a cookie.

The Appointment Hour Booking plugin for WordPress is vulnerable to iFrame Injection via the ‘email’ or general field parameters in versions up to, and including, 1.3.72 due to insufficient input sanitization and output escaping that makes injecting iFrame tags possible. This makes it possible for unauthenticated attackers to inject iFrames when submitting a booking that will execute whenever a user accesses the injected booking details page.

The Appointment Hour Booking Plugin for WordPress is vulnerable to CSV Injection in versions up to, and including, 1.3.72. This makes it possible for unauthenticated attackers to embed untrusted input into content during booking creation that may be exported as a CSV file when a site's administrator exports booking details. This can result in code execution when these files are downloaded and opened on a local system with a vulnerable configuration.

The Booster for WooCommerce WordPress plugin before 5.6.7, Booster Plus for WooCommerce WordPress plugin before 5.6.5, Booster Elite for WooCommerce WordPress plugin before 1.1.7 do not have CSRF check in place when deleting files uploaded at the checkout, allowing attackers to make a logged in shop manager or admin delete them via a CSRF attack

The Booster for WooCommerce WordPress plugin before 5.6.7, Booster Plus for WooCommerce WordPress plugin before 5.6.5, Booster Elite for WooCommerce WordPress plugin before 1.1.7 do not validate files to download in some of its modules, which could allow ShopManager and Admin to download arbitrary files from the server even when they are not supposed to be able to (for example in multisite)