VikBooking Hotel Booking Engine & PMS <= 1.8.10 - Unauthenticated Arbitrary File Deletion

9.1
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVE CVE-2026-42737
CVSS 9.1 (Critical)
Publicly Published May 27, 2026
Last Updated June 18, 2026
Researcher dodoh4t

Description

The VikBooking Hotel Booking Engine & PMS plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation in all versions up to, and including, 1.8.10. This makes it possible for unauthenticated attackers to delete arbitrary files on the server, which can easily lead to remote code execution when the right file is deleted (such as wp-config.php).

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Vulnerability Details for VikBooking Hotel Booking Engine & PMS

Software Type Plugin
Software Slug vikbooking (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.8.11, or a newer patched version
Affected Version
  • <= 1.8.10
Patched Version
  • 1.8.11

Recent vulnerabilities in VikBooking Hotel Booking Engine & PMS

# Title CVE ID CVSS Researchers Date
1 VikBooking Hotel Booking Engine & PMS <= 1.8.13 - Unauthenticated Stored Cross-Site Scripting via Custom Field 'vbfX' Parameter CVE-2026-15401 7.2 Wordfence PRISM July 23, 2026
2 VikBooking Hotel Booking Engine & PMS <= 1.8.13 - Reflected Cross-Site Scripting via 'category_id' Parameter CVE-2026-15346 6.1 Wordfence PRISM July 23, 2026
3 VikBooking Hotel Booking Engine & PMS <= 1.8.8 - Unauthenticated Stored Cross-Site Scripting via Booking Form Email Field CVE-2026-6820 7.2 Naoya Takahashi (nakko) July 7, 2026
4 VikBooking Hotel Booking Engine & PMS <= 1.8.8 - Unauthenticated Stored Cross-Site Scripting via 'special_requests' Parameter CVE-2026-6818 7.2 Azril Fathoni (kiseki) July 7, 2026
5 VikBooking Hotel Booking Engine & PMS <= 1.8.12 - Cross-Site Request Forgery CVE-2026-57723 4.3 VDsec July 1, 2026
6 VikBooking Hotel Booking Engine & PMS <= 1.8.12 - Reflected Cross-Site Scripting via 'layoutstyle' Parameter CVE-2026-12754 6.1 Wordfence PRISM June 30, 2026
7 VikBooking Hotel Booking Engine & PMS <= 1.8.9 - Unauthenticated Stored Cross-Site Scripting CVE-2026-42762 7.2 anhcd05 June 1, 2026
8 VikBooking Hotel Booking Engine & PMS <= 1.8.8 - Unauthenticated Stored Cross-Site Scripting CVE-2026-42683 7.2 Evan NR May 20, 2026
9 VikBooking Hotel Booking Engine & PMS <= 1.8.2 - Unauthenticated Information Exposure CVE-2025-49918 7.5 daroo November 7, 2025
10 VikBooking Hotel Booking Engine & PMS <= 1.8.2 - Missing Authorization CVE-2025-5803 5.3 daroo October 21, 2025

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