CVE-2026-85213: Killbill

High severity, CVSS 7.6. EPSS: 0.4% chance of exploitation in the next 30 days.

Kill Bill through 0.24.21 fails to enforce permission annotations on several AdminResource endpoints including getQueueEntries, invalidatesCache, and putOutOfRotation. Authenticated users with minimal account:read permissions can read internal queues, flush server caches, and disable the server by putting the host out of rotation.

Affected products

• Killbill Killbill: up to and including 0.24.21

Published 2026-09-03. Last modified 2026-09-10.