CVE-2026-24523

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

State: Published
Severity: 5.3 Medium
Published: Jan 23, 2026
Updated: Apr 28, 2026
Reserved: Jan 23, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
3.1	5.3 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	Patchstack

Weaknesses

CWE-497 Exposure of Sensitive System Information to an Unauthorized Control Sphere

Affected Products

Product	Versions
WP FullCalendarMarcus (aka @msykes)	1.6 and earlierAffected

References

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

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