CVE-2021-25025: Theeventscalendar Eventcalendar

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

The EventCalendar WordPress plugin before 1.1.51 does not have proper authorisation and CSRF checks in the add_calendar_event AJAX actions, allowing users with a role as low as subscriber to create events

Affected products

• Theeventscalendar Eventcalendar: before 1.1.51 (fixed in 1.1.51)

Published 2022-01-17. Last modified 2026-06-17.