The WP Ultimate Post Grid plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's wpupg-grid-with-filters shortcode in all versions up to, and including, 3.9.3 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.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in PickPlugins Post Grid and Gutenberg Blocks allows Stored XSS.This issue affects Post Grid and Gutenberg Blocks: from n/a through 2.2.89.

The Guten Post Layout – An Advanced Post Grid Collection for WordPress Gutenberg plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘align’ attribute within the 'wp:guten-post-layout/post-grid' Gutenberg block in all versions up to, and including, 1.2.4 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 Post Grid WordPress plugin before 7.5.0 does not sanitise and escape some of its Grid settings, which could allow high privilege users such as Editor and above to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

The Post Grid and Gutenberg Blocks plugin for WordPress is vulnerable to privilege escalation in all versions 2.2.87 to 2.2.90. This is due to the plugin not properly restricting what user meta values can be updated and ensuring a form is active. This makes it possible for authenticated attackers, with subscriber-level access and above, to update their user meta to become an administrator.

The The Post Grid – Shortcode, Gutenberg Blocks and Elementor Addon for Post Grid plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 7.7.11 via the post_query_guten and post_query functions. This makes it possible for authenticated attackers, with contributor-level access and above, to extract information from posts that are not public (i.e. draft, future, etc..).

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in VOID CODERS Void Elementor Post Grid Addon for Elementor Page builder allows PHP Local File Inclusion.This issue affects Void Elementor Post Grid Addon for Elementor Page builder: from n/a through 2.3.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Code Amp Custom Layouts – Post + Product grids made easy allows Stored XSS.This issue affects Custom Layouts – Post + Product grids made easy: from n/a through 1.4.11.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in AddonMaster Post Grid Master allows Reflected XSS.This issue affects Post Grid Master: from n/a through 3.4.10.

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Pluginic FancyPost – Best Ultimate Post Block, Post Grid, Layouts, Carousel, Slider For Gutenberg & Elementor allows Stored XSS.This issue affects FancyPost – Best Ultimate Post Block, Post Grid, Layouts, Carousel, Slider For Gutenberg & Elementor: from n/a through 5.3.1.