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OpenAdvisories
Medium · 5.3 CVE-2025-4691 EUVD-2025-16555GHSA-r4jv-p8qq-69jq

Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking <= 1.3.21 - Insecure Direct Object Reference to Sensitive Information Exposure

Published May 31, 2025 · Updated Apr 8, 2026 · Assigned by Wordfence

Description

The Free Booking Plugin for Hotels, Restaurants and Car Rentals – eaSYNC Booking plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.3.21 via the 'view_request_details' due to missing validation on a user controlled key. This makes it possible for unauthenticated attackers to view the details of any booking request. The vulnerability was partially patched in versions 1.3.18 and 1.3.21.

Affected products

VendorProductAffectedFixed
syntactics eaSYNC Booking – Hotels, Restaurants & Car Rentals ≤ 1.3.21 —

References