Bookly <= 20.3 - Staff Member Stored Cross-Site Scripting

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2021-24930
CVSS 5.4 (Medium)
Publicly Published November 8, 2021
Last Updated January 13, 2023
Researcher Mesut Cetin


The WordPress Online Booking and Scheduling Plugin WordPress plugin before 20.3.1 does not escape the Staff Full Name field before outputting it back in a page, which could lead to a Stored Cross-Site Scripting issue



1 affected software package

Software Type Plugin
Software Slug bookly-responsive-appointment-booking-tool (view on
Patched? Yes
Remediation Update to version 20.3.1, or a newer patched version
Affected Version
  • <= 20.3
Patched Version
  • 20.3.1

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