CVE-2026-19613: Unknown Ecs

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

The ECS WordPress plugin before 4.3.10 does not perform ownership or post-status checks when one of its dynamic repeater data sources reads custom field values from a user-supplied post identifier, allowing users with a contributor-level account or above to read custom field values and post metadata from posts they do not own, including private and draft ones.

Affected products

• Unknown Ecs: before 4.3.10 (fixed in 4.3.10)

Published 2026-08-16. Last modified 2026-08-26.