CVE-2026-96886
Course Booking System < 7.0.9 - Unauthenticated Attendee PII Disclosure via CSV Export
Unknown Course Booking System
CVSS
5.3MediumExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.21%Chance of exploitation activity in the next 30 days, higher than 10% of CVEs. Scored 23 Oct 2026FIRST EPSS
What fixes it
- 7.0.9Course Booking SystemCVE List
A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.
Description
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.
Text from CVE List
Affected versions 1
- Course Booking Systemaffected: 7.0 before 7.0.9CVE List