The Everest Forms plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 2.0.7 via the 'font_url' parameter. This makes it possible for unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

The SendPress Newsletters WordPress plugin through 1.23.11.6 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)

The SendPress Newsletters WordPress plugin through 1.23.11.6 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)

The Email Subscribers by Icegram Express – Email Marketing, Newsletters, Automation for WordPress & WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via a CSV import in all versions up to, and including, 5.7.14 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Katz Web Services, Inc. Contact Form 7 Newsletter allows Reflected XSS.This issue affects Contact Form 7 Newsletter: from n/a through 2.2.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Icegram Email Subscribers & Newsletters allows Reflected XSS.This issue affects Email Subscribers & Newsletters: from n/a through 5.7.11.

The AWeber – Free Sign Up Form and Landing Page Builder Plugin for Lead Generation and Email Newsletter Growth plugin for WordPress is vulnerable to SQL Injection via the 'post_id' parameter in all versions up to, and including, 7.3.14 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 administrator-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 Newsletter2Go plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘style’ parameter in all versions up to, and including, 4.0.13 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The Newsletters WordPress plugin before 4.9.3 does not properly escape user-controlled parameters when they are appended to SQL queries and shell commands, which could enable an administrator to run arbitrary commands on the server.

Deserialization of Untrusted Data vulnerability in EnvialoSimple EnvíaloSimple: Email Marketing y Newsletters.This issue affects EnvíaloSimple: Email Marketing y Newsletters: from n/a through 2.1.