Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Rock Solid Responsive Modal Builder for High Conversion – Easy Popups allows Reflected XSS. This issue affects Responsive Modal Builder for High Conversion – Easy Popups: from n/a through 1.5.0.

The Coupon X: Discount Pop Up, Promo Code Pop Ups, Announcement Pop Up, WooCommerce Popups plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.3.5 via deserialization of untrusted input from post content passed to the capture_email AJAX action. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.

The Coupon X: Discount Pop Up, Promo Code Pop Ups, Announcement Pop Up, WooCommerce Popups plugin for WordPress is vulnerable to unauthorized access due to missing capability checks on several functions in the class-cx-rest.php file in all versions up to, and including, 1.3.5. This makes it possible for authenticated attackers, with Subscriber-level access and above, to create 100% off coupons, delete posts, delete leads, and update coupon statuses.

The Popup Maker – Boost Sales, Conversions, Optins, Subscribers with the Ultimate WP Popups Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘post_title’ parameter in all versions up to, and including, 1.20.2 due to insufficient input sanitization and output escaping. 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 Hustle – Email Marketing, Lead Generation, Optins, Popups plugin for WordPress is vulnerable to unauthorized form submissions due to a missing capability check on the submit_form() function in all versions up to, and including, 7.8.5. This makes it possible for unauthenticated attackers to submit unpublished forms.

The Hustle – Email Marketing, Lead Generation, Optins, Popups plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the preview_module() function in all versions up to, and including, 7.8.5. This makes it possible for authenticated attackers, with Subscriber-level access and above, to view unpublished forms.

The Popup Box – Create Countdown, Coupon, Video, Contact Form Popups plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the deactivate_plugin_option() function in all versions up to, and including, 4.9.7. This makes it possible for unauthenticated attackers to update the 'ays_pb_upgrade_plugin' option with arbitrary data.

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Sajid Javed Top Bar – PopUps – by WPOptin allows PHP Local File Inclusion.This issue affects Top Bar – PopUps – by WPOptin: from n/a through 2.0.1.

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 Popup Maker – Boost Sales, Conversions, Optins, Subscribers with the Ultimate WP Popups Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘close_text’ parameter in all versions up to, and including, 1.19.0 due to insufficient input sanitization and output escaping. 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.