CVE-2026-78138: Unknown Finale Lite

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

The Finale Lite WordPress plugin before 2.21.0 does not perform a capability check on an AJAX action that returns a sales-campaign's configuration for an arbitrary post ID, allowing any authenticated user (Subscriber and above) to read the Finale Lite WordPress plugin before 2.21.0's campaign configuration and scheduling data.

Affected products

• Unknown Finale Lite: before 2.21.0 (fixed in 2.21.0)

Published 2026-08-27. Last modified 2026-08-28.