CVE-2026-27423: Roland Barker Participants Database

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

Subscriber Broken Access Control in Participants Database <= 2.7.8.4 versions.

Affected products

• Roland Barker Participants Database: up to and including 2.7.8.4

Published 2026-07-23. Last modified 2026-07-23.