CVE-2026-22351
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Lifecycle Timeline
2Tags
Description
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.
Analysis
WP FullCalendar plugin version 1.6 and earlier for WordPress contains an authorization bypass vulnerability that allows unauthenticated attackers to modify calendar data and disrupt service availability. The weak access control implementation enables remote exploitation without requiring user interaction or special network conditions. …
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Remediation
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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