CVE-2026-96886: Unknown Course Booking System

Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days.

The Course Booking System WordPress plugin before 7.0.9 does not restrict access to its booking export, allowing unauthenticated users to download the name, email address and billing address of every customer who has booked a course.

Affected products

• Unknown Course Booking System: from 7.0, before 7.0.9 (fixed in 7.0.9)

Published 2026-09-30. Last modified 2026-09-30.