WordPress security changelog
CRITICAL CVE-2026-48881 Deferred

TrueBooker: A security weakness

TrueBooker is affected by a security weakness. The vulnerable path is reachable without authentication. The resulting impact depends on how the affected component exposes the vulnerable operation. The published affected range is n/a through 1.1.9.

CVE / CNA score 9.1 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
TrueBooker
Plugin slug
truebooker-appointment-booking
Affected
n/a through 1.1.9
Safe version
1.2.0
Published
Jun 15, 2026
Weakness
CWE-862 — Missing Authorization

This CVE was published Jun 15, 2026 and is one of 6 known issues for this plugin.

Patch or disable the affected component.

Update TrueBooker to 1.2.0 or later, or disable and remove it until a fixed version is available.

Technical description

Unauthenticated Broken Access Control in TrueBooker <= 1.1.9 versions.

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

Primary and upstream sources