CVE-2026-59523

CVE-2026-59523 affects the WordPress plugin Simply Schedule Appointments (

CVE-2026-59523 WordPress Simply Schedule Appointments plugin <= 1.6.11.11 - Broken Access Control vulnerability

Missing Authorization vulnerability in NSquared Simply Schedule Appointments simply-schedule-appointments allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Simply Schedule Appointments: from n/a through = 1.6.11.11...