The reSmush.it : the only free Image Optimizer & compress plugin WordPress plugin before 0.4.4 lacks authorization in various AJAX actions, allowing any logged-in users, such as subscribers to call them.

The Calendar Event Multi View WordPress plugin before 1.4.07 does not have any authorisation and CSRF checks in place when creating an event, and is also lacking sanitisation as well as escaping in some of the event fields. This could allow unauthenticated attackers to create arbitrary events and put Cross-Site Scripting payloads in it.

The WP Popup Builder WordPress plugin before 1.2.9 does not have authorisation and CSRF check in an AJAX action, allowing any authenticated users, such as subscribers to delete arbitrary Popup

The Drag and Drop Multiple File Upload WordPress plugin before 1.3.6.5 does not properly check for the upload size limit set in forms, taking the value from user input sent when submitting the form. As a result, attackers could control the file length limit and bypass the limit set by admins in the contact form.

The Find and Replace All WordPress plugin before 1.3 does not have CSRF check when replacing string, which could allow attackers to make a logged admin replace arbitrary string in database tables via a CSRF attack

The WooCommerce WordPress plugin before 6.2.1 does not have proper authorisation check when deleting reviews, which could allow any authenticated users, such as subscriber to delete arbitrary comment

The TeraWallet plugin for WordPress is vulnerable to Insecure Direct Object Reference in versions up to, and including, 1.4.3. This is due to insufficient validation of the user-controlled key on the lock_unlock_terawallet AJAX action. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to lock/unlock other users wallets.

The Popup Manager WordPress plugin through 1.6.6 does not have authorisation and CSRF checks when deleting popups, which could allow unauthenticated users to delete them

The WPDating WordPress plugin before 7.4.0 does not properly escape user input before concatenating it to certain SQL queries, leading to multiple SQL injection vulnerabilities exploitable by unauthenticated users

The ActiveCampaign for WooCommerce WordPress plugin before 1.9.8 does not have authorisation check when cleaning up its error logs via an AJAX action, which could allow any authenticated users, such as subscriber to call it and remove error logs.

The Royal Elementor Addons WordPress plugin before 1.3.56 does not have authorisation and CSRF checks when creating a template, and does not ensure that the post created is a template. This could allow any authenticated users, such as subscriber to create a post (as well as any post type) with an arbitrary title

The FL3R FeelBox WordPress plugin through 8.1 does not have CSRF check when updating reseting moods which could allow attackers to make logged in admins perform such action via a CSRF attack and delete the lydl_posts & lydl_poststimestamp DB tables

The Contact Form & Lead Form Elementor Builder WordPress plugin before 1.7.4 doesn't have authorisation and nonce checks, which could allow any authenticated users, such as subscriber to update and change various settings

The Product Stock Manager WordPress plugin before 1.0.5 does not have authorisation and proper CSRF checks in multiple AJAX actions, allowing users with a role as low as subscriber to call them. One action in particular could allow to update arbitrary options

The Mautic Integration for WooCommerce WordPress plugin before 1.0.3 does not have proper CSRF check when updating settings, and does not ensure that the options to be updated belong to the plugin, allowing attackers to make a logged in admin change arbitrary blog options via a CSRF attack.

The Login No Captcha reCAPTCHA WordPress plugin before 1.7 doesn't check the proper IP address allowing attackers to spoof IP addresses on the allow list and bypass the need for captcha on the login screen.

The Chained Products WordPress plugin before 2.12.0 does not have authorisation and CSRF checks, as well as does not ensure that the option to be updated belong to the plugin, allowing unauthenticated attackers to set arbitrary options to 'no'

The WP OAuth Server (OAuth Authentication) WordPress plugin before 4.3.0 has a flawed CSRF and authorisation check when deleting a client, which could allow any authenticated users, such as subscriber to delete arbitrary client.

The Easy Digital Downloads WordPress plugin before 3.0 does not have CSRF check in place when deleting payment history, and does not ensure that the post to be deleted is actually a payment history. As a result, attackers could make a logged in admin delete arbitrary post via a CSRF attack

The Authenticator WordPress plugin before 1.3.1 does not prevent subscribers from updating a site's feed access token, which may deny other users access to the functionality in certain configurations.