The Post Grid, Form Maker, Popup Maker, WooCommerce Blocks, Post Blocks, Post Carousel WordPress plugin before 2.2.76 does not have proper authorization, resulting in password protected posts to be displayed in the result of some unauthenticated AJAX actions, allowing unauthenticated users to read such posts

The Popup Maker – Popup for opt-ins, lead gen, & more plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcode(s) in all versions up to, and including, 1.18.2 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.

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Popup Maker Popup Maker – Popup for opt-ins, lead gen, & more.This issue affects Popup Maker – Popup for opt-ins, lead gen, & more: from n/a through 1.17.1.

The Popup Maker WordPress plugin before 1.16.9 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks

The Popup Maker WordPress plugin before 1.16.9 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks

The Popup Maker WordPress plugin before 1.16.11 does not sanitise and escape some of its Popup options, which could allow users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks, which could be used against admins

The Popup Maker WordPress plugin before 1.16.5 does not sanitise and escape some of its Popup settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

An issue was discovered in the Popup Maker plugin before 1.8.13 for WordPress. An unauthenticated attacker can partially control the arguments of the do_action function to invoke certain popmake_ or pum_ methods, as demonstrated by controlling content and delivery of popmake-system-info.txt (aka the "support debug text file").

Cross-site scripting vulnerability in Popup Maker prior to version 1.6.5 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.