WordPress before 4.9.9 and 5.x before 5.0.1 allows remote code execution because an _wp_attached_file Post Meta entry can be changed to an arbitrary string, such as one ending with a .jpg?file.php substring. An attacker with author privileges can execute arbitrary code by uploading a crafted image containing PHP code in the Exif metadata. Exploitation can leverage CVE-2019-8943.

Before version 4.8.2, WordPress mishandled % characters and additional placeholder values in $wpdb->prepare, and thus did not properly address the possibility of plugins and themes enabling SQL injection attacks.

The Pinpoint Booking System – #1 WordPress Booking Plugin plugin for WordPress is vulnerable to SQL Injection via the 'language' parameter in all versions up to, and including, 2.9.9.5.2 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with Subscriber-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

The WordPress Portfolio Builder – Portfolio Gallery plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'add_video' function in all versions up to, and including, 1.1.7. This makes it possible for unauthenticated attackers to add arbitrary videos to any portfolio gallery.

The UltraEmbed – Advanced Iframe Plugin For WordPress with Gutenberg Block Included plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'iframe' shortcode in all versions up to, and including, 1.0.3 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 Visualizer: Tables and Charts Manager for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's Import Data From File feature in all versions up to, and including, 3.11.8 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.

Missing Authorization vulnerability in EPC MediCenter - Health Medical Clinic WordPress Theme allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects MediCenter - Health Medical Clinic WordPress Theme: from n/a through n/a.

The 1 Click WordPress Migration Plugin – 100% FREE for a limited time plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.1. This is due to missing or incorrect nonce validation on the cancel_actions() function. This makes it possible for unauthenticated attackers to cancel a triggered backup via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in upcasted AWS S3 for WordPress Plugin – Upcasted allows Stored XSS. This issue affects AWS S3 for WordPress Plugin – Upcasted: from n/a through 3.0.3.

The Maps Plugin using Google Maps for WordPress WordPress plugin before 1.9.4 does not sanitise and escape some of its 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 (for example in multisite setup).