The Events Calendar, CVE-2026-13390

CVE, Research URL: CVE-2026-13390
Home page URL: Security reports for The Events Calendar
Application: The Events Calendar
Published on: Jul 27, 2026
Research Description: The Events Calendar WordPress plugin before 6.16.5.1 does not perform an authorization check on one of its Event Aggregator import REST API routes and skips an integrity check for a particular status value, allowing unauthenticated attackers to mark existing import records as failed and to store arbitrary content in a hidden comment record.
Affected versions: max 6.16.5.1.
Status: vulnerable