WordPress security changelog
CRITICAL CVE-2026-61951 Deferred

TrueBooker: Privilege escalation or authentication bypass

TrueBooker is affected by privilege escalation or authentication bypass. The vulnerable path is reachable without authentication. A successful request can grant permissions or access that the caller should not possess. The published affected range is n/a through 1.2.3.

CVE / CNA score 9.8 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 1.2.3
Safe version
1.2.4
Published
Jul 23, 2026
Weakness
CWE-266 — Incorrect Privilege Assignment

This CVE was published Jul 23, 2026 and is one of 6 known issues for this plugin.

Patch or disable the affected component.

Update TrueBooker to 1.2.4 or later, or disable and remove it until a fixed version is available.

Technical description

Unauthenticated Privilege Escalation in TrueBooker <= 1.2.3 versions.

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

Primary and upstream sources