CVE-2026-12113

Impact

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.

Affected packages

This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.

Weakness classification

References

• NVD record
• CVE.org record
• https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/tags/1.3.99/cpabc_appointments.php#L187
• https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/tags/1.3.99/inc/cpabc_apps_on.inc.php#L255
• https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/tags/1.3.99/inc/cpabc_apps_on.inc.php#L328
• https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/trunk/cpabc_appointments.php#L187
• https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/trunk/inc/cpabc_apps_on.inc.php#L255
• https://plugins.trac.wordpress.org/browser/appointment-booking-calendar/trunk/inc/cpabc_apps_on.inc.php#L328
• 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=
• https://www.wordfence.com/threat-intel/vulnerabilities/id/3838bb64-fd85-43a4-97a2-7ca7930697ad?source=cve