CVE-2026-96897: Unknown Optima Express Idx

Medium severity, CVSS 5.3. EPSS: 0.2% chance of exploitation in the next 30 days.

The Optima Express IDX WordPress plugin before 8.7.6 does not perform any authorisation check on one of its AJAX actions that is available to logged-out users, allowing unauthenticated attackers to force the creation of a fixed author-role account and to repeatedly rotate its application password on any connected install.

Affected products

• Unknown Optima Express Idx: from 8.5.0, before 8.7.6 (fixed in 8.7.6)

Published 2026-09-27. Last modified 2026-09-28.