Auth bypass in Booking For Appointments And Events Calendar
CVE-2026-77704
The Booking for Appointments and Events Calendar WordPress plugin before 2.4.9 does not check that a user holds the required capability before letting them change an appointment's status, allowing customers to set arbitrary statuses on appointments they are booked on, including approving their own bookings that were left awaiting approval and overwriting another customer's booking status on a shared appointment.
Vulnerability class: Broken Access Control
EPSS: 0.001 (3.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Unknown Booking For Appointments And Events Calendar
Weakness classification (CWE)
References
- contact@wpscan.com (technical-description, exploit, vdb-entry)
Frequently asked questions
- What is CVE-2026-77704?
- CVE-2026-77704 is a low-severity vulnerability in Booking For Appointments And Events Calendar, classified under Incorrect Authorization. CVSS score: 2.7/10. Published 2026-08-29.
- How severe is CVE-2026-77704?
- Low severity. CVSS v3 base score is 2.7 out of 10.