PT-2026-4373 · WordPress · Wp Fullcalendar

Marcus + 1 · Published 2026-01-23 · Updated 2026-01-28 · CVE-2026-24523

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions WP FullCalendar versions through 1.6

Description A flaw exists in WP FullCalendar that allows the retrieval of embedded sensitive data. This issue potentially exposes sensitive system information to unauthorized access.

Recommendations Update WP FullCalendar to a version later than 1.6.

Fix

Weakness Enumeration

CWE-497

Related Identifiers

CVE-2026-24523

Affected Products

Wp Fullcalendar

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-24523 · Security Note
• https://twitter.com/CVEnew/status/2015362478071517682 · Twitter Post
• https://twitter.com/cracbot/status/2016466382293291159 · Twitter Post
• https://patchstack.com/database/Wordpress/Plugin/wp-fullcalendar/vulnerability/wordpress-wp-fullcalendar-plugin-1-6-sensitive-data-exposure-vulnerability?_s_id=cve · Note