CVE-2026-84740
MEDIUM
NVD
CVSS Score
6.5
Severity
MEDIUM
Published
Oct 02, 2026
Vendor
unknown
Description
The Events Calendar WordPress plugin before 6.17.5.1 does not validate or sanitise data submitted to an unauthenticated AJAX action before merging it into its rendering context, allowing unauthenticated users to execute arbitrary shortcodes registered on the site.