Stored Cross-Site Scripting vulnerability in VikBooking Hotel Booking Engine & PMS plugin for WordPress
CVE-2026-6818

7.2HIGH

Key Information:

Vendor

WordPress
Status
Vikbooking Hotel Booking Engine & Pms
Vendor
CVE Published:
8 July 2026

What is CVE-2026-6818?

The VikBooking Hotel Booking Engine & PMS plugin for WordPress is susceptible to a Stored Cross-Site Scripting vulnerability due to inadequate input sanitization and output escaping in the 'special_requests' parameter. This vulnerability affects all versions up to and including 1.8.8 and allows unauthenticated attackers to inject malicious web scripts. When users access affected pages, these scripts execute, thereby compromising the integrity of the website and exposing users to potential threats.

Affected Version(s)

VikBooking Hotel Booking Engine & PMS 0 <= 1.8.8

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/vikbooking/tag...
https://plugins.trac.wordpress.org/browser/vikbooking/tag...

CVSS V3.1

Score:
7.2
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Azril Fathoni (kiseki)
.