CVE-2026-22351

WordPress WP FullCalendar plugin <= 1.6 - Broken Access Control vulnerability

CVSS 7.5 HIGHEPSS 0.3%CWE-862

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.5EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

20 Feb 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Missing Authorization vulnerability in Marcus (aka @msykes) WP FullCalendar wp-fullcalendar allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects WP FullCalendar: from n/a through <= 1.6.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Marcus (aka @msykes) · WP FullCalendar

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References

https://patchstack.com/database/Wordpress/Plugin/wp-fullcalendar/vulnerability/wordpress-wp-fullcalendar-plugin-1-6-broken-access-control-vulnerability?_s_id=cve