Threat intelligence

Appointment Hour Booking – Booking Calendar <= 1.5.86 - Authenticated (Contributor+) Stored Cross-Site Scripting

CVE-2026-65514 · appointment-hour-booking

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

Vulnerability: Appointment Hour Booking – Booking Calendar <= 1.5.86 - Authenticated (Contributor+) Stored Cross-Site Scripting
Affected software: appointment-hour-booking(Plugin)
Affected versions: ≤ 1.5.86
Authentication: Authenticated (see advisory title)
Vulnerability type: Cross-site scripting
CVE: CVE-2026-65514
Published: 23 July 2026
CISA KEV: Not listed in CISA KEV at last catalog refresh
Impact: May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Source: Data imported from Wordfence Intelligence (advisory c20e0552-1ff6-43d9-be87-f6c482f1866e). Methodology and redistribution notes

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