High severity · published May 10, 2022
CVE-2022-1463
Booking Calendar <= 9.1 - PHP Object Injection via Shortcode
8.8
CVSS
1.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BC
Booking Calendar · wpdevelop
9.1 through 9.1 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-1463
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-1463
Exploit
https://www.wordfence.com/blog/2022/04/php-object-injection-in-booking-calendar-plugin/
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