Vulnerability · Published Jul 13, 2026 · Assigned by Patchstack
CVE-2026-57778WordPress Booking calendar, Appointment Booking System plugin <= 3.2.36 - Broken Access Control vulnerability
Medium 5.3
In plain English
A medium-severity missing authorization in Booking calendar, Appointment Booking System from wpdevart. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 22% of all known vulnerabilities).
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.3%top 77.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Missing Authorization vulnerability in wpdevart Booking calendar, Appointment Booking System booking-calendar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Booking calendar, Appointment Booking System: from n/a through <= 3.2.36.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| wpdevart | Booking calendar, Appointment Booking System | 0 – through 3.2.36 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N