Fluent Booking – The Ultimate Appointments Scheduling, Events Booking, Events Calendar Solution <= 1.9.11 - Authenticated (Subscriber+) Missing Authorization to Calendar Import and Management

Missing Authorization
CVE CVE-2025-13756
CVSS Medium (4.3)
Publicly Published December 3, 2025
Last Updated December 3, 2025
Researcher Md. Moniruzzaman Prodhan (NomanProdhan)
Description

The Fluent Booking plugin for WordPress is vulnerable to unauthorized calendar import and management due to a missing capability check on the "importCalendar" function in all versions up to, and including, 1.9.11. This makes it possible for authenticated attackers, with subscriber level access and above, to import arbitrary calendars and manage them.

References

1 affected software package

Software Type Plugin
Software Slug fluent-booking (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 1.9.11
Patched Version
  • 1.10.0
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