Threat intelligence

TrueBooker – Appointment Booking and Scheduler System < 1.2.7 - Unauthenticated Information Exposure

CVE-2026-18778 · 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 – Appointment Booking and Scheduler System < 1.2.7 - Unauthenticated Information Exposure
Affected software: truebooker-appointment-booking(Plugin)
Affected versions: < 1.2.7
Authentication: Unauthenticated
Vulnerability type: Other
CVE: CVE-2026-18778
Published: 21 August 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: This advisory describes a other issue in the affected software. Review the source advisory and your installed version to assess exposure.
Source: Data imported from Wordfence Intelligence (advisory f70e1d20-2f8c-40ce-9c2f-74a07cd18f52). Methodology and redistribution notes

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