CVE-2025-13756 Missing authorization in Fluent Booking – The Ultimate Appointments Scheduling, Events Booking, Events Calendar Solution
Authenticated subscribers can import and manage arbitrary calendars due to missing capability checks in the Fluent Booking WordPress plugin.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-13756?
CVE-2025-13756 is a medium-severity missing authorization vulnerability in techjewel Fluent Booking – The Ultimate Appointments Scheduling, Events Booking, Events Calendar Solution, published on 3 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-862
Which versions are affected by CVE-2025-13756?
How do I fix CVE-2025-13756?
No fix has been published for CVE-2025-13756 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-13756 being exploited?
There is no known exploitation of CVE-2025-13756 in the wild and no public exploit code.
Sources
Also known as GHSA-74vc-7prx-pcrv.