High (7.1). EPSS 0.2% 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.
Severity
CVSS 3.1
7.1 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS
0.2% chance of exploitation in the next 30 days; higher than 5% of CVEs (scores of 2026-10-31)