WordPress security changelog
MEDIUM CVE-2026-1797 Deferred

TrueBooker – Appointment Booking and Scheduler System: Sensitive information exposure

TrueBooker – Appointment Booking and Scheduler System is affected by sensitive information exposure. The vulnerable path is reachable without authentication. Successful exploitation can disclose data that should not be available to the caller. The published affected range is <= 1.1.4.

CVE / CNA score 5.3 CVSS 3.1 · security@wordfence.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
TrueBooker – Appointment Booking and Scheduler System
Plugin slug
truebooker-appointment-booking
Affected
<= 1.1.4
Safe version
> 1.1.4
Published
Mar 31, 2026
Weakness
CWE-862 — Missing Authorization

This CVE was published Mar 31, 2026 and is one of 6 known issues for this plugin.

Patch or disable the affected component.

Update TrueBooker – Appointment Booking and Scheduler System to a release after 1.1.4, or disable and remove it until a fixed version is available.

Technical description

The Appointment Booking and Scheduler Plugin – Truebooker plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.1.4 through views php files. This makes it possible for unauthenticated attackers to view potentially sensitive information contained in the exposed views php files via direct access.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Primary and upstream sources