CVE-2026-12113
Appointment Booking Calendar <= 1.4.02 - Missing Authorization to Authenticated (Contributor+) Sensitive Information Disclosure
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
The Appointment Booking Calendar plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.4.02 via the cpabc_appointments_filter_list. This makes it possible for authenticated attackers, with contributor-level access and above, to extract customer names, email addresses, phone numbers, appointment comments, and other booking personally identifiable information.
| CWE | CWE-862 |
| Vendor | codepeople |
| Product | appointment booking calendar |
| Published | Jul 1, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
codepeople / Appointment Booking Calendar
0 ≤ 1.4.02
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/3838bb64-fd85-43a4-97a2-7ca7930697ad?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/trunk/inc/cpabc_apps_on.inc.php#L328 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/tags/1.3.99/inc/cpabc_apps_on.inc.php#L328 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/trunk/inc/cpabc_apps_on.inc.php#L255 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/tags/1.3.99/inc/cpabc_apps_on.inc.php#L255 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/trunk/cpabc_appointments.php#L187 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/tags/1.3.99/cpabc_appointments.php#L187 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3581633%40appointment-booking-calendar&new=3581633%40appointment-booking-calendar&sfp_email=&sfph_mail=
Credits
PRISM