CVE-2026-18776

CriticalCVSS 9.8/10Last modified Aug 26, 2026

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Aug 19, 2026
Last modified
Aug 26, 2026
NVD status
Deferred

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CVE-2026-18776: Critical severity, CVSS 9.8 | Vulnix