CVE-2022-1463

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
WordfenceCNA
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 76%
VendorProductVersion
booking_calendar_projectbooking_calendar
𝑥
≤ 9.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.wordfence.com/blog/2022/04/php-object-injection-in-booking-calendar-plugin/
https://www.wordfence.com/blog/2022/04/php-object-injection-in-booking-calendar-plugin/