This HTTP Headers WordPress plugin before 1.18.8 has an import functionality which executes arbitrary SQL on the server, leading to an SQL Injection vulnerability.
The Ad Inserter WordPress plugin before 2.7.27 unserializes user input provided via the settings, which could allow high privilege users such as admin to perform PHP Object Injection when a suitable gadget is present
The tagDiv Composer WordPress plugin before 4.0 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
The Ninja Forms Contact Form WordPress plugin before 3.6.22 does not properly escape user input before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
The Product Addons & Fields for WooCommerce WordPress plugin before 32.0.6 does not sanitize and escape some of its setting 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 Tablesome WordPress plugin before 1.0.9 does not escape various generated URLs, before outputting them in attributes when some notices are displayed, leading to Reflected Cross-Site Scripting
The Thumbnail carousel slider WordPress plugin before 1.1.10 does not sanitise and escape some parameters before outputting them back in pages, leading to Reflected Cross-Site Scripting vulnerability which could be used against high privilege users such as admin.
Plugin does not sanitize and escape the URL field in the Pretty Url WordPress plugin through 1.5.4 settings, which could allow high-privilege users to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
The ActiveCampaign WordPress plugin before 8.1.12 does not validate and escape some of its block options before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
The f(x) TOC WordPress plugin through 1.1.0 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.