CVE-2026-59558

WordPress Booking Calendar plugin <= 11.4.2 - Cross Site Scripting (XSS) vulnerability

Published Jul 27, 2026 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
Unauthenticated Cross Site Scripting (XSS) in Booking Calendar <= 11.4.2 versions.

Remediation

Vendor Solution

Update the WordPress Booking Calendar Plugin to the latest available version (at least 11.4.3).

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Wordpress
Wordpress wordpress
Wpdevelop
Wpdevelop booking Calendar
Vendors & Products Wordpress
Wordpress wordpress
Wpdevelop
Wpdevelop booking Calendar
Type Values Removed Values Added
Description Unauthenticated Cross Site Scripting (XSS) in Booking Calendar <= 11.4.2 versions.
Title WordPress Booking Calendar plugin <= 11.4.2 - Cross Site Scripting (XSS) vulnerability
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Jul 27, 2026, 6:12 PM
Reserved
Jul 5, 2026, 9:28 PM
Status
Deferred
Published
Jul 27, 2026, 3:17 PM
Modified
Oct 24, 2026, 1:10 PM