🔐 CVE Alert

CVE-2026-59558

HIGH 7.1

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

CVSS Score
7.1
EPSS Score
0.0%
EPSS Percentile
0th

Unauthenticated Cross Site Scripting (XSS) in Booking Calendar <= 11.4.2 versions.

CWE CWE-79
Vendor wpdevelop
Product booking calendar
Published Jul 27, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

Affected Versions

wpdevelop / Booking Calendar
n/a ≤ 11.4.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗
patchstack.com: https://patchstack.com/database/wordpress/plugin/booking/vulnerability/wordpress-booking-calendar-plugin-11-4-2-cross-site-scripting-xss-vulnerability?_s_id=cve

Credits

daroo | Patchstack Bug Bounty Program