What is CVE-2024-1634?

CVE-2024-1634 is a medium-severity vulnerability in Startbooking Scheduling Plugin, classified under Missing Authorization. CVSS score: 6.5/10. Published 2024-06-18.

How severe is CVE-2024-1634?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Startbooking Scheduling Plugin

CVE-2024-1634

The Scheduling Plugin – Online Booking for WordPress plugin for WordPress is vulnerable to unauthorized loss of data due to a missing capability check on the 'cbsb_disconnect_settings' function in all versions up to, and including, 3.5.10. This makes it possible for unauthenticated attackers to disconnect the plugin from the startbooking service and remove connection data.

Vulnerability class: Broken Access Control

Published 2024-06-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.004 (27.3th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 27th percentile — 27.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

www.wordfence.com/threat-intel/vulnerabilities/id/60e642f9-74ff-47f1-a49d-99c8f… (Third Party Advisory)
wordpress.org/plugins/calendar-booking/ (Product)

Frequently asked questions

What is CVE-2024-1634?: CVE-2024-1634 is a medium-severity vulnerability in Startbooking Scheduling Plugin, classified under Missing Authorization. CVSS score: 6.5/10. Published 2024-06-18.
How severe is CVE-2024-1634?: Medium severity. CVSS v3 base score is 6.5 out of 10.