The Paid Membership Plugin, Ecommerce, User Registration Form, Login Form, User Profile & Restrict Content WordPress plugin before 4.15.15 does not sanitise and escape some of its Drag & Drop Builder fields, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

The AI Engine WordPress plugin before 2.6.5 does not sanitize and escape a parameter from one of its RESP API endpoint before using it in a SQL statement, allowing admins to perform SQL injection attacks

The Arena.IM – Live Blogging for real-time events plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 0.3.0. This is due to missing or incorrect nonce validation on the 'albfre_user_action' AJAX action. This makes it possible for unauthenticated attackers to update 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 Arena.IM – Live Blogging for real-time events plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'arena_embed_amp' shortcode in all versions up to, and including, 0.3.0 due to insufficient input sanitization and output escaping on user supplied attributes. 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 AI Content Writer, RSS Feed to Post, Autoblogging SEO Help plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'page' parameter in all versions up to, and including, 6.1.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

The Arena.IM – Live Blogging for real-time events plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'arenablog' shortcode in all versions up to, and including, 0.3.0 due to insufficient input sanitization and output escaping on user supplied attributes. 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 Last Viewed Posts by WPBeginner plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.0.1 via the 'get_legacy_cookies' function. This makes it possible for unauthenticated attackers to extract sensitive data including titles and permalinks of private, password-protected, pending, and draft posts.

The Members – Membership & User Role Editor Plugin plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.2.10 via the WordPress core search feature. This makes it possible for unauthenticated attackers to extract sensitive data from posts that have been restricted to higher-level roles such as administrator.

URL Redirection to Untrusted Site ('Open Redirect') vulnerability in aviplugins.com Login Widget With Shortcode allows Phishing.This issue affects Login Widget With Shortcode: from n/a through 6.1.2.

Missing Authorization vulnerability in Pixelite Login With Ajax allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Login With Ajax: from n/a through 4.1.