WP Travel Engine <= 6.8.4 - Missing Authorization to Unauthenticated Sensitive Information Disclosure via 'booking_id' Parameter

7.5
Missing Authorization
CVE CVE-2026-17087
CVSS 7.5 (High)
Publicly Published August 15, 2026
Last Updated August 16, 2026
Researcher Supakiad S. (m3ez) (m3ez) - E-CQURITY (Thailand)

Description

The WP Travel Engine – Tour Booking Plugin – Tour Operator Software plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 6.8.4. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for unauthenticated attackers to view private booking billing details — including the victim customer's first name, last name, email address, street address, city, and phone number — rendered as default values in checkout form fields by binding an arbitrary booking ID to the attacker's session. The only access control on the endpoint is a frontend nonce that is publicly emitted to all visitors via the wteL10n global on trip pages, meaning it provides CSRF protection only and does not restrict unauthenticated access.

References

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Vulnerability Details for WP Travel Engine – Tour Booking Plugin – Tour Operator Software

Software Type Plugin
Software Slug wp-travel-engine (view on wordpress.org)
Patched? Yes
Remediation Update to version 6.8.5, or a newer patched version
Affected Version
  • <= 6.8.4
Patched Version
  • 6.8.5

Recent vulnerabilities in WP Travel Engine – Tour Booking Plugin – Tour Operator Software

# Title CVE ID CVSS Researchers Date
1 Travel Engine <= 6.8.4 - Insecure Direct Object Reference to Unauthenticated Booking Details Disclosure and Modification CVE-2026-16737 5.3 Usama Arshad August 10, 2026
2 WP Travel Engine – Tour Booking Plugin – Tour Operator Software < 6.8.2 - Missing Authorization to Unauthenticated Settings Update CVE-2026-12500 5.3 Meher Sudhakar Abbireddi August 5, 2026
3 Travel Engine <= 6.8.1 - Unauthenticated Payment Bypass CVE-2026-12501 5.3 Muni Nitish Kumar Yaddala July 13, 2026
4 WP Travel Engine – Tour Booking Plugin – Tour Operator Software <= 6.7.10 - Missing Authorization CVE-2026-49078 5.3 dodoh4t June 5, 2026
5 WP Travel Engine – Tour Booking Plugin – Tour Operator Software <= 6.7.12 - Unauthenticated PHP Object Injection CVE-2026-49770 8.1 daroo June 4, 2026
6 WP Travel Engine - Travel and Tour Booking Plugin <= 6.7.5 - Authenticated (Contributor+) Stored Cross-Site Scripting via wte_trip_tax Shortcode CVE-2026-2437 6.4 Muhammad Yudha - DJ April 3, 2026
7 WP Travel Engine – Tour Booking Plugin – Tour Operator Software <= 6.6.7 - Unauthenticated Local File Inclusion CVE-2025-7634 9.8 wesley (wcraft) October 8, 2025
8 WP Travel Engine – Tour Booking Plugin – Tour Operator Software <= 6.6.7 - Authenticated (Subscriber+) Arbitrary File Deletion via File Renaming CVE-2025-7526 9.8 wesley (wcraft) October 8, 2025
9 WP Travel Engine <= 6.5.1 - Missing Authorization to Unauthenticated Arbitrary Post Deletion CVE-2025-5282 7.5 mikemyers June 12, 2025
10 WP Travel Engine <= 6.5.1 - Authenticated (Contributor+) Local File Inclusion CVE-2025-49308 8.8 Muhammad Yudha - DJ June 5, 2025

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