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CVE-2026-18776

CRITICAL 9.8 CVSS 3.1
Published
August 19, 2026
Last modified
November 9, 2026
NVD status
Deferred
Reported by
contact@wpscan.com
Weakness
CWE-284
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

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.

Affected WordPress components

  • TrueBooker – Appointment Booking and Scheduler System Plugin · truebooker-appointment-booking
    Confirmed match Active
    Before 1.2.7
    View on WordPress.org

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • Unknown TrueBooker — Before 1.2.7

References

  • wpscan.com https://wpscan.com/vulnerability/4b6abb2d-941b-429f-a480-33d1aafad450/
  • nvd.nist.gov Official NVD record