The Icegram Express WordPress plugin before 5.5.1 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by any authenticated users, such as subscriber

The Email Subscribers & Newsletters WordPress plugin before 5.3.2 does not correctly escape the `order` and `orderby` parameters to the `ajax_fetch_report_list` action, making it vulnerable to blind SQL injection attacks by users with roles as low as Subscriber. Further, it does not have any CSRF protection in place for the action, allowing an attacker to trick any logged in user to perform the action by clicking a link.

Missing Authentication for Critical Function in Icegram Email Subscribers & Newsletters Plugin for WordPress prior to version 4.5.6 allows a remote, unauthenticated attacker to conduct unauthenticated email forgery/spoofing.

Cross-site request forgery in Icegram Email Subscribers & Newsletters Plugin for WordPress v4.4.8 allows a remote attacker to send forged emails by tricking legitimate users into clicking a crafted link.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in Icegram Email Subscribers & Newsletters Plugin for WordPress v4.4.8 allows a remote, authenticated attacker to determine the value of database fields.

The WordPress plugin, Email Subscribers & Newsletters, before 4.2.3 had a flaw that allowed for CSRF to be exploited on all plugin settings.

The WordPress plugin, Email Subscribers & Newsletters, before 4.2.3 had a flaw that allowed for unauthenticated option creation. In order to exploit this vulnerability, an attacker would need to send a /wp-admin/admin-post.php?es_skip=1&option_name= request.

The WordPress plugin, Email Subscribers & Newsletters, before 4.2.3 had a flaw that allowed users with edit_post capabilities to manage plugin settings and email campaigns.

The WordPress plugin, Email Subscribers & Newsletters, before 4.2.3 had a privilege bypass flaw that allowed authenticated users (Subscriber or greater access) to send test emails from the administrative dashboard on behalf of an administrator. This occurs because the plugin registers a wp_ajax function to send_test_email.

An XSS vulnerability in the "Email Subscribers & Newsletters" plugin 4.1.6 for WordPress allows an attacker to inject malicious JavaScript code through a publicly available subscription form using the esfpx_name wp-admin/admin-ajax.php POST parameter.