Booking Calendar <= 9.1 - PHP Object Injection via Shortcode

Deserialization of Untrusted Data
CVE CVE-2022-1463
CVSS High (8.5)
Publicly Published April 18, 2022
Last Updated January 22, 2024
Researcher Ram
Description

The Booking Calendar plugin for WordPress is vulnerable to PHP Object Injection via the [bookingflextimeline] shortcode in versions up to, and including, 9.1. This could be exploited by subscriber-level users and above to call arbitrary PHP objects on a vulnerable site.

References

1 affected software package

Software Type Plugin
Software Slug booking (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 9.1
Patched Version
  • 9.1.1
This record contains material that is subject to copyright

Copyright 2012-2026 Defiant Inc.
License: Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy. License Detail.