WordPress plugin
WP FullCalendar security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 4 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
4Known vulnerabilities
- Critical0
- High0
- Medium4
- Low0
All WP FullCalendar vulnerabilities
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WP FullCalendar: common questions
Does WP FullCalendar have known vulnerabilities?
Yes. VulnCrest Radar lists 4 known vulnerabilities in WP FullCalendar: 4 medium. None are known to affect version null.
How do I check which version of WP FullCalendar I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent WP FullCalendar vulnerability?
CVE-2026-22351, published Feb 11, 2026: FullCalendar <= 1.6 - Missing Authorization. Severity: Medium (CVSS 5.3).
Is any WP FullCalendar vulnerability listed in CISA KEV?
No. None of the known WP FullCalendar vulnerabilities is currently listed in the CISA KEV catalog.