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CVE PROGRAM SOURCE RECORD4.3 Medium

CVE-2026-1704

Appointment Booking Calendar <= 1.6.9.29 - Insecure Direct Object Reference to Authenticated (Staff+) Sensitive Information Exposure

Description

The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.6.9.29. This is due to the `get_item_permissions_check` method granting access to users with the `ssa_manage_appointments` capability without validating staff ownership of the requested appointment. This makes it possible for authenticated attackers, with custom-level access and above (users granted the ssa_manage_appointments capability, such as Team Members), to view appointment records belonging to other staff members and access sensitive customer personally identifiable information via the appointment ID parameter.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

croixhaug Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin

Default version status: unaffected

  • 0 to ≤ 1.6.9.29affected

References