s2Member v260101 (Framework and Pro) was released on January 1st, 2026.
Unified Changelog for s2Member & s2Member Pro v260101
(Framework) Security: Improved sanitization and normalization of attribute values for the s2Eot, s2Strem and s2Member-Security-Badge shortcodes.
(Framework) Security: Improved sanitization of replacement values for confirmation and notification emails.
Upgrading to the Latest Version
You should get a notification about the update in your admin. WP Admin > Plugins
You can also download the zip file from your Account page, and upload it. WP Admin > Plugins > Add New > Upload