CVE-2026-24523 PUBLISHED

WordPress WP FullCalendar plugin <= 1.6 - Sensitive Data Exposure vulnerability

Assigner: Patchstack
Reserved: 23.01.2026 Published: 23.01.2026 Updated: 23.01.2026

Exposure of Sensitive System Information to an Unauthorized Control Sphere vulnerability in Marcus (aka @msykes) WP FullCalendar wp-fullcalendar allows Retrieve Embedded Sensitive Data.This issue affects WP FullCalendar: from n/a through <= 1.6.

Product Status

Vendor	Marcus (aka @msykes)
Product	WP FullCalendar
Versions	Default: unaffected affected from n/a to <= 1.6 (incl.)

Credits

Nabil Irawan | Patchstack Bug Bounty Program finder

References

https://patchstack.com/database/Wordpress/Plugin/wp-fullcalendar/vulnerability/wordpress-wp-fullcalendar-plugin-1-6-sensitive-data-exposure-vulnerability?_s_id=cve

Problem Types

Exposure of Sensitive System Information to an Unauthorized Control Sphere CWE

Impacts

Retrieve Embedded Sensitive Data