Stored Cross-Site Scripting Vulnerability in Smart Appointment & Booking Plugin for WordPress

CVE-2026-0742

What is CVE-2026-0742?

The Smart Appointment & Booking plugin for WordPress is vulnerable to stored cross-site scripting via the saab_save_form_data AJAX action. This issue arises from inadequate input sanitization and output escaping of user-supplied attributes, allowing authenticated users with Subscriber-level access or higher to inject arbitrary web scripts. Once injected, these scripts can execute each time a user accesses a compromised page, creating significant security risks for websites utilizing this plugin.

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