CVE-2025-12356: Tickera – Sell Tickets & Manage Events

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

The Tickera – Sell Tickets & Manage Events plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'wp_ajax_change_ticket_status' AJAX endpoint in all versions up to, and including, 3.5.6.4. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update post/event statuses.

Affected products

• Tickera Tickera – Sell Tickets & Manage Events: up to and including 3.5.6.4

Published 2026-02-18. Last modified 2026-06-17.