CVE-2026-11392

WP Hotel Booking <= 2.3.1 - Reflected Cross-Site Scripting via 'check_in_date' and 'check_out_date' Parameters

The WP Hotel Booking plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'check_in_date' and 'check_out_date' parameters in all versions up to, and including, 2.3.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

We have discovered 1,804 live websites that are affected by CVE-2026-11392.

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Affected Software

Product  Wp Hotel Booking
Category Wordpress Plugins
Vulnerable Domains1,804 live websites (99% of Wp Hotel Booking install base)
Vulnerable Versions
  • from 0 through 2.3.1
Vulnerable Versions Count47 versions ( 98% of all versions)


Common Weakness Enumeration

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')



Details

  • Published - Jul 10, 2026
  • Updated - Jul 14, 2026

Credits

  • 1M4 (finder)

Website Distribution by Country

Number of websites using CVE-2026-11392
United States348 websites


Italy247 websites
Germany158 websites
Greece95 websites
France94 websites
India77 websites
Turkey54 websites
Romania51 websites
Spain50 websites
GB50 websites

Website Distribution by TLD

Number of websites using CVE-2026-11392
.com933 websites
.it166 websites
.de49 websites
.pl30 websites
.co.uk25 websites
.com.br25 websites
.ru22 websites
.net22 websites
.fr21 websites
.com.au19 websites

Vulnerable Versions

Vulnerable versions are highlighted in red

Websites affected by CVE-2026-11392

Top websites that are affected by CVE-2026-11392. Please click on the "Contact us" link to get more information.
DomainCountryRankContacts
***************.org Italy***,***
******.***.ca Canada*,***,***
*************.com United States*,***,***
***************.net Germany*,***,***
**************.de Germany*,***,***
*****************.com United States*,***,***
**********.com United States*,***,***
**************.nl Netherlands*,***,***
**********************.xn--90ais Belarus*,***,***
**********.fr France*,***,***
See full domain list

FAQ

CVE-2026-11392 is Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Wp Hotel Booking
A total of 1,804 websites have been identified as vulnerable to CVE-2026-11392, based on global website indexing conducted by WebTechSurvey.
The Wp Hotel Booking is affected by the CVE-2026-11392 vulnerability.
Wp Hotel Booking versions up to and including 2.3.1 are vulnerable to CVE-2026-11392.

References