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 ImagePress – Image Gallery plugin for WordPress is vulnerable to unauthorized modification and loss of data due to a missing capability check on the 'ip_delete_post' and 'ip_update_post_title' functions in all versions up to, and including, 1.2.2. This makes it possible for authenticated attackers, with Subscriber-level access and above, to delete arbitrary posts and update post titles.

The Photo Gallery, Images, Slider in Rbs Image Gallery plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the ajaxGetGalleryJson() function in all versions up to, and including, 3.2.21. This makes it possible for authenticated attackers, with subscriber-level access and above, to retrieve private post titles.

The Image Photo Gallery Final Tiles Grid WordPress plugin before 3.6.0 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admin

The Smart Image Gallery WordPress plugin before 1.0.19 does not have CSRF check in place when updating its settings, which could allow attackers to make a logged in admin change them via a CSRF attack

The Gallery Blocks with Lightbox. Image Gallery, (HTML5 video , YouTube, Vimeo) Video Gallery and Lightbox for native gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘galleryID’ and 'className' parameters in all versions up to, and including, 3.2.1 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 Portfolio Gallery – Image Gallery Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'PFG' shortcode in all versions up to, and including, 1.6.4 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 Photo Gallery, Images, Slider in Rbs Image Gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an Image Title in all versions up to, and including, 3.2.19 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Photo Gallery, Images, Slider in Rbs Image Gallery plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.2.19. This is due to missing or incorrect nonce validation on the 'rbs_ajax_create_article' and 'rbs_ajax_reset_views' functions. This makes it possible for unauthenticated attackers to create new posts and reset gallery view counts via a forged request granted they can trick a Contributor+ level user into performing an action such as clicking on a link.

Missing Authorization vulnerability in A WP Life Image Gallery – Lightbox Gallery, Responsive Photo Gallery, Masonry Gallery.This issue affects Image Gallery – Lightbox Gallery, Responsive Photo Gallery, Masonry Gallery: from n/a through 1.4.5.