The Social proof testimonials and reviews by Repuso plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'rw_image_badge1' shortcode in all versions up to, and including, 5.20 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 Repuso Social proof testimonials and reviews by Repuso allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Social proof testimonials and reviews by Repuso: from n/a through 4.97.

The Free Responsive Testimonials, Social Proof Reviews, and Customer Reviews – Stars Testimonials plugin for WordPress is vulnerable to Local File Inclusion in all versions up to, and including, 3.3.3 via the 'stars-testimonials-with-slider-and-masonry-grid' shortcode. This makes it possible for authenticated attackers, with contributor-level access and above, to include and execute arbitrary PHP files on the server, allowing the execution of any PHP code in those files. This can be used to bypass access controls, obtain sensitive data, or achieve code execution in cases where PHP files can be uploaded and included.

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 Free Responsive Testimonials, Social Proof Reviews, and Customer Reviews – Stars Testimonials plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's stars_testimonials shortcode in all versions up to, and including, 3.3.1 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 EmbedSocial – Social Media Feeds, Reviews and Galleries plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'embedsocial_reviews' shortcode in all versions up to, and including, 1.1.29 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.

Numerous Plugins and Themes from the AccessPress Themes (aka Access Keys) vendor are backdoored due to their website being compromised. Only plugins and themes downloaded via the vendor website are affected, and those hosted on wordpress.org are not. However, all of them were updated or removed to avoid any confusion

plugin-fw/lib/yit-plugin-panel-wc.php in the YIT Plugin Framework through 3.3.8 for WordPress allows authenticated options changes.