Medium severity · published Aug 18, 2026
CVE-2026-73395
WordPress Booking calendar, Appointment Booking System plugin <= 3.2.36 - Insecure Direct Object References (IDOR) vulnerability
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
Unauthenticated Insecure Direct Object References (IDOR) in Booking calendar, Appointment Booking System <= 3.2.36 versions.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BC
Booking calendar, Appointment Booking System · wpdevart
through 3.2.36 · source: vendor
Affected product
BC
Booking calendar, Appointment Booking System
wpdevart
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-73395
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-73395
patchstack.com
https://patchstack.com/database/wordpress/plugin/booking-calendar/vulnerability/wordpress-booking-calendar-appointment-booking-system-plugin-3-2-36-insecure-direct-object-references-idor-vulnerability?_s_id=cve
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