CVE-2026-6963 WP Mail Gateway <= 1.8 - Missing Authorization to Authenticated (Subscriber+) SMTP Configuration Modification via 'wmg_save_provider_config' AJAX Action

The WP Mail Gateway plugin for WordPress is vulnerable to unauthorized access due to a missing capability check on the wmgsaveproviderconfig AJAX action in all versions up to, and including, 1.8. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update...

CVE-2026-6963

CVE-2026-6963 affects the WP Mail Gateway WordPress plugin (up to version 1.8). The issue is a missing capability check on the wmg_save_provider_config AJAX action, allowing authenticated users with Subscriber-level access or higher to modify SMTP settings and redirect mail. This can be leveraged...

PT-2026-36568

Name of the Vulnerable Software and Affected Versions WP Mail Gateway versions prior to 1.9 Description The plugin is subject to unauthorized access because of a missing capability check on the 'wmg save provider config' AJAX action. Authenticated attackers with Subscriber-level access or higher...