CVE-2026-12113 json
Appointment Booking Calendar <= 1.4.02 - Missing Authorization to Authenticated (Contributor+) Sensitive Information Disclosure
published 4mo ago modified 4mo ago also EUVD-2026-40903
- cvss
- 4.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 33%
- public exploits
- 0
- none known
Summary
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.
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 4mo ago
Exploit prediction
0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
Affected products
- codepeople Appointment Booking Calendar
Classification
- Weakness
-
- CWE-862 Missing Authorization
- Technology feeds
References
- wordfence.com /threat-intel/vulnerabilities/id/3838bb64-fd85-43a4-97a2-7ca7930697ad?source=cve
- plugins.trac.wordpress.org /browser/appointment-booking-calendar/trunk/inc/cpabc_apps_on.inc.php#L328
- plugins.trac.wordpress.org /browser/appointment-booking-calendar/tags/1.3.99/inc/cpabc_apps_on.inc.php#L328
- plugins.trac.wordpress.org /browser/appointment-booking-calendar/trunk/inc/cpabc_apps_on.inc.php#L255
- plugins.trac.wordpress.org /browser/appointment-booking-calendar/tags/1.3.99/inc/cpabc_apps_on.inc.php#L255
- plugins.trac.wordpress.org /browser/appointment-booking-calendar/trunk/cpabc_appointments.php#L187
- plugins.trac.wordpress.org /browser/appointment-booking-calendar/tags/1.3.99/cpabc_appointments.php#L187
- plugins.trac.wordpress.org /changeset?sfp_email=&sfph_mail=&reponame=&old=3581633%40appointment-booking-calendar&new=3581633%40appointmen
Sources
- CVE List CVE-2026-12113
- NVD CVE-2026-12113
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.