CVE-2025-22261: Marcus Aka @msykes Wp Fullcalendar

Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Marcus (aka @msykes) WP FullCalendar wp-fullcalendar allows Stored XSS.This issue affects WP FullCalendar: from n/a through <= 1.5.

Affected products

• Marcus Aka @msykes Wp Fullcalendar: up to and including 1.5

Published 2025-01-07. Last modified 2026-06-17.