CVE-2026-22351CWE-862

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

High · published February 20, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
25.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00333 · 25.3th percentile
Weakness
CWE-862 · Missing Authorization
Published
2026-02-20T15:47Z
EPSS history
Timeline
  • 20 FEB 15:47Z
    WordPress WP FullCalendar plugin <= 1.6 - Broken Access Control vulnerability
    cvelistv5