TrueBooker <= 1.0.2 - SQL Injection

The TrueBooker Appointment Booking and Scheduler Plugin. plugin for WordPress is vulnerable to SQL Injection in all versions up to, and including, 1.0.2 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible...

Exploit for CVE-2026-18315

CVE-2026-18315-PoC Proof-of-concep...

WordPress TrueBooker plugin <= 1.2.6 - Unauthenticated Authorization Bypass Through User-Controlled Key to Account Takeover to 'truebooker_wp_user_id' Parameter vulnerability

Unauthenticated Authorization Bypass Through User-Controlled Key to Account Takeover to 'truebookerwpuserid' Parameter vulnerability discovered by Décio Brandão in WordPress Plugin TrueBooker versions = 1.2.6...

CVE-2026-18315

The TrueBooker – Appointment Booking and Scheduler System plugin for WordPress is vulnerable to Authorization Bypass Through User-Controlled Key leading to Account Takeover in all versions up to, and including, 1.2.6. This is due to the adminusercreatecus AJAX handler lacking any authentication o...

CVE-2026-18315

The TrueBooker – Appointment Booking and Scheduler System WordPress plugin (all versions ≤ 1.2.6 ) contains an unauthenticated authorization bypass in the admin_user_create_cus AJAX handler. The handler passes the attacker-controlled truebooker_wp_user_id parameter directly to wp_update_user with...

CVE-2026-18315 TrueBooker <= 1.2.6 - Unauthenticated Authorization Bypass Through User-Controlled Key to Account Takeover to 'truebooker_wp_user_id' Parameter

The TrueBooker – Appointment Booking and Scheduler System plugin for WordPress is vulnerable to Authorization Bypass Through User-Controlled Key leading to Account Takeover in all versions up to, and including, 1.2.6. This is due to the adminusercreatecus AJAX handler lacking any authentication o...

EUVD-2026-62630

The TrueBooker – Appointment Booking and Scheduler System plugin for WordPress is vulnerable to Authorization Bypass Through User-Controlled Key leading to Account Takeover in all versions up to, and including, 1.2.6. This is due to the adminusercreatecus AJAX handler lacking any authentication o...

CVE-2026-73347

Unauthenticated Privilege Escalation in TrueBooker = 1.2.6 versions...

CVE-2026-73347

The WordPress TrueBooker appointment booking plugin (versions ≤ 1.2.6) allows unauthenticated remote attackers to escalate privileges, scoring CVSS 9.8 (CRITICAL). No patch version or exploit details are provided in the documents; users should upgrade once a patched release is available.

CVE-2026-73347 WordPress TrueBooker plugin <= 1.2.6 - Privilege Escalation vulnerability

Unauthenticated Privilege Escalation in TrueBooker = 1.2.6 versions...

EUVD-2026-62381

Unauthenticated Privilege Escalation in TrueBooker = 1.2.6 versions...

CVE-2026-18778

The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in some of its AJAX actions, allowing unauthenticated users to retrieve the personal information of customers who booked an appointment, including their name, email address, phone number and postal address...

CVE-2026-18777

The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in one of its AJAX actions, allowing unauthenticated users to change the status of arbitrary appointments, as well as to trigger notification emails to the affected customers...

CVE-2026-18779

The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in one of its AJAX actions, allowing unauthenticated users to delete arbitrary appointment records along with their associated booking items and payment records...

CVE-2026-18776

The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in some of its AJAX actions, allowing unauthenticated users to change the email address of arbitrary users, including administrators, and subsequently take over their account via the password reset flow...

CVE-2026-18779 TrueBooker Appointment Booking < 1.2.7 - Unauthenticated Appointment and Payment Record Deletion via update_appointment_booked

The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in one of its AJAX actions, allowing unauthenticated users to delete arbitrary appointment records along with their associated booking items and payment records...

EUVD-2026-62284

The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in one of its AJAX actions, allowing unauthenticated users to delete arbitrary appointment records along with their associated booking items and payment records...

CVE-2026-18779

The TrueBooker WordPress plugin (versions before 1.2.7 ) has a missing authorisation check in the update_appointment_booked AJAX action, allowing unauthenticated users to delete arbitrary appointment records along with their associated booking items and payment records. The vulnerability was disc...

CVE-2026-18776 TrueBooker Appointment Booking < 1.2.7 - Unauthenticated Account Takeover via Multiple AJAX Actions

The TrueBooker WordPress plugin before 1.2.7 does not have proper authorisation checks in some of its AJAX actions, allowing unauthenticated users to change the email address of arbitrary users, including administrators, and subsequently take over their account via the password reset flow...

CVE-2026-18777

The TrueBooker WordPress plugin before 1.2.7 exposes an AJAX endpoint (update_appointment_status) with no authorisation checks, letting unauthenticated attackers change any appointment's status and trigger notification emails to customers. CVSS 3.1 scores 5.3 (Medium) for integrity impact only. R...