CVE-2026-6820
VikBooking Hotel Booking Engine & PMS <= 1.8.8 - Unauthenticated Stored Cross-Site Scripting via Booking Form Email Field
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th
The VikBooking Hotel Booking Engine & PMS plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'email' parameter in all versions up to, and including, 1.8.8 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
| CWE | CWE-79 |
| Vendor | e4jvikwp |
| Product | vikbooking hotel booking engine & pms |
| Published | Jul 8, 2026 |
| Last Updated | Jul 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
e4jvikwp / VikBooking Hotel Booking Engine & PMS
0 ≤ 1.8.8
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/e2b4586a-f87d-4a51-8f4e-932d7254518e?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.9/site/controller.php#L307 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/vikbooking/tags/1.8.9/admin/controller.php#L11208
Credits
Naoya Takahashi (nakko)