The Easy Appointments plugin for WordPress is vulnerable to unauthorized modification of data due to insufficient user validation on the ajax_cancel_appointment() function in all versions up to, and including, 3.11.18. This makes it possible for unauthenticated attackers to cancel other users orders.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Easy Appointments Plugin | — | Update easy-appointments plugin to version 3.11.19, or a newer patched version | May 15, 2025 | Mar 28, 2024 |
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