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OpenAdvisories
Low · 3.7 CVE-2026-123128 EUVD-2026-119831GHSA-q8cr-9p4h-4w5w

GemBooking < 1.7.1 - Unauthenticated Team Member Double-Booking via Cross-Object Race Condition

Published Nov 9, 2026 · Updated Nov 9, 2026 · Assigned by WPScan

Description

The GemBooking WordPress plugin before 1.7.1 does not serialise concurrent booking requests per team member, allowing unauthenticated users to create overlapping confirmed bookings for the same team member across different bookable items by sending simultaneous requests.

Affected products

VendorProductAffectedFixed
— GemBooking < 1.7.1 1.7.1

References