CVE-2026-1831 — YayMail <= 4.3.2 - Missing Authorization to Authenticated (Shop Manager+) Plugin Installation and Activation
The YayMail - WooCommerce Email Customizer plugin for WordPress is vulnerable to unauthorized plugin installation and activation due to missing capability checks on the 'yaymail…
Published: 2026-02-18 · CVSS: 2.7 · CVSS 3.1
The YayMail - WooCommerce Email Customizer plugin for WordPress is vulnerable to unauthorized plugin installation and activation due to missing capability checks on the 'yaymail_install_yaysmtp' AJAX action and `/yaymail/v1/addons/activate` REST endpoint in all versions up to, and including, 4.3.2. This makes it possible for authenticated attackers, with Shop Manager-level access and above, to install and activate the YaySMTP plugin.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7