How severe is CVE-2025-13754?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Auth bypass in Croixhaug Appointment Booking Calendar — Simply Schedule Appointments Plugin

CVE-2025-13754

The Appointment Booking Calendar — Simply Schedule Appointments Booking Plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.6.9.16. This is due to the plugin exposing its admin embed…

Vulnerability class: Broken Access Control

EPSS: 0.001 (23.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Croixhaug Appointment Booking Calendar — Simply Schedule Appointments Plugin — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

Frequently asked questions

What is CVE-2025-13754?: CVE-2025-13754 is a medium-severity vulnerability in Croixhaug Appointment Booking Calendar — Simply Schedule Appointments Plugin, classified under Missing Authorization. CVSS score: 5.3/10. Published 2025-12-19.
How severe is CVE-2025-13754?: Medium severity. CVSS v3 base score is 5.3 out of 10.