Threat intelligence

TrueBooker <= 1.2.6 - Unauthenticated Account Takeover via Insecure Direct Object Reference in 'truebooker_wp_user_id' Parameter

CVE-2026-16142 · truebooker-appointment-booking

Important: Seeing this vulnerability listed does not mean your website is affected. Exposure depends on whether you run Truebooker Appointment Booking at a vulnerable version. How SiteRespond intelligence works

Vulnerability: TrueBooker <= 1.2.6 - Unauthenticated Account Takeover via Insecure Direct Object Reference in 'truebooker_wp_user_id' Parameter
Affected software: truebooker-appointment-booking(Plugin)
Affected versions: ≤ 1.2.6
Authentication: Unauthenticated
Vulnerability type: Authentication bypass
CVE: CVE-2026-16142
Published: 14 August 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow access to accounts or admin areas without valid credentials.
Source: Data imported from Wordfence Intelligence (advisory f0d3f7cb-4974-4b0f-9658-1895e5966276). Methodology and redistribution notes

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