The WP Contact Form7 Email Spam Blocker plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'post' parameter in all versions up to, and including, 1.0.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Jacob Schwartz WP e-Commerce Style Email allows Reflected XSS.This issue affects WP e-Commerce Style Email: from n/a through 0.6.2.

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 WP Test Email plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in all versions up to, and including, 1.1.7. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

The WP Mail SMTP plugin for WordPress is vulnerable to information exposure in all versions up to, and including, 4.0.1. This is due to plugin providing the SMTP password in the SMTP Password field when viewing the settings. This makes it possible for authenticated attackers, with administrative-level access and above, to view the SMTP password for the supplied server. Although this would not be useful for attackers in most cases, if an administrator account becomes compromised this could be useful information to an attacker in a limited environment.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Aminur Islam WP Change Email Sender allows Stored XSS.This issue affects WP Change Email Sender: from n/a before 1.3.0.

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Winwar Media WordPress Email Marketing Plugin – WP Email Capture.This issue affects WordPress Email Marketing Plugin – WP Email Capture: from n/a through 3.10.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Sajjad Hossain WP Reroute Email allows SQL Injection.This issue affects WP Reroute Email: from n/a through 1.4.6.

The WP-EMail WordPress plugin before 2.69.1 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)

Cross-Site Request Forgery (CSRF) vulnerability in Sajjad Hossain WP Reroute Email plugin <= 1.4.6 versions.