Auth bypass in Croixhaug Appointment Booking Calendar — Simply Schedule Appointments Plugin
CVE-2026-3045
The Appointment Booking Calendar — Simply Schedule Appointments plugin for WordPress is vulnerable to unauthorized access of sensitive data in all versions up to and including 1.6.9.29. This is due to two compounding weaknesses: (1) a non-…
Vulnerability class: Broken Access Control
EPSS: 0.000 (15.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/5970b8d6-0041-4c30-a6ce-fe67e…
- plugins.trac.wordpress.org/browser/simply-schedule-appointments/tags/1.6.9.21/i…
- plugins.trac.wordpress.org/browser/simply-schedule-appointments/tags/1.6.9.21/i…
- plugins.trac.wordpress.org/browser/simply-schedule-appointments/tags/1.6.9.21/i…
- plugins.trac.wordpress.org/changeset
Frequently asked questions
- What is CVE-2026-3045?
- CVE-2026-3045 is a high-severity vulnerability in Croixhaug Appointment Booking Calendar — Simply Schedule Appointments Plugin, classified under Missing Authorization. CVSS score: 7.5/10. Published 2026-03-13.
- How severe is CVE-2026-3045?
- High severity. CVSS v3 base score is 7.5 out of 10.