CVE-2026-6268: Unknown Eventpress

High severity, CVSS 7.1. EPSS: 0.3% chance of exploitation in the next 30 days.

The EventPress WordPress theme before 22.2 does not sanitize or escape the 'id' parameter in the eventpress_customizer_notify_dismiss_action AJAX handler before outputting it back in the response, allowing unauthenticated attackers to perform Reflected Cross-Site Scripting attacks against logged-in users.

Affected products

• Unknown Eventpress: before 22.2 (fixed in 22.2)

Published 2026-05-27. Last modified 2026-06-17.