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Marcus (aka @msykes) WP FullCalendar vulnerabilities

3 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 3 published in the last 12 months.

Check whether your Marcus (aka @msykes) WP FullCalendar version is affected

Latest Marcus (aka @msykes) WP FullCalendar vulnerabilities

• CVE-2026-22351 — WordPress WP FullCalendar plugin <= 1.6 - Broken Access Control vulnerability (CVSS 7.5)
• CVE-2026-24523 — WordPress WP FullCalendar plugin <= 1.6 - Sensitive Data Exposure vulnerability (CVSS 5.3)
• CVE-2025-22261 — WordPress WP FullCalendar plugin <= 1.5 - Cross Site Scripting (XSS) vulnerability (CVSS 6.5)