Fluent Booking – The Ultimate Appointments Scheduling, Events Booking, Events Calendar Solution vulnerabilities
Plugin slug fluent-booking · 7 known vulnerabilities · latest disclosed 2026-11-07 · WordPress.org page
Every listed vulnerability has a fix. Version 2.6.0 or later is not affected by any of them. If your site runs an older version, update it.
1 of 7 rated high or critical (CVSS 7 or more).
Known vulnerabilities in Fluent Booking – The Ultimate Appointments Scheduling, Events Booking, Events Calendar Solution
| Severity | Affected versions | Fixed in | CVE | Published | Details |
|---|---|---|---|---|---|
| Medium 5.3 | <= 2.5.0 | 2.6.0 | CVE-2026-121781 | 2026-11-07 | Advisory |
| Medium 4.3 | <= 2.5.0 | 2.6.0 | CVE-2026-122659 | 2026-11-07 | Advisory |
| Medium 6.4 | <= 2.1.0 | 2.1.1 | CVE-2026-57638 | 2026-06-26 | Advisory |
| Medium 4.3 | <= 2.1.1 | 2.1.2 | CVE-2026-9576 | 2026-06-09 | Advisory |
| High 7.2 | <= 2.0.01 | 2.0.05 | CVE-2026-2231 | 2026-03-25 | Advisory |
| Medium 4.3 | <= 1.9.11 | 1.10.0 | CVE-2025-13756 | 2025-12-03 | Advisory |
| Medium 4.3 | <= 1.9.11 | 1.10.0 | CVE-2025-67597 | 2025-11-25 | Advisory |
Check if a site is affected
Enter a site address to see which version of Fluent Booking – The Ultimate Appointments Scheduling, Events Booking, Events Calendar Solution and other plugins it runs, and whether they match a known vulnerability.
Questions
Is the Fluent Booking – The Ultimate Appointments Scheduling, Events Booking, Events Calendar Solution plugin safe to use?
All 7 known issues are fixed in current versions (2.6.0 or later). Keeping it updated is what matters.
How do I check which version of Fluent Booking – The Ultimate Appointments Scheduling, Events Booking, Events Calendar Solution my site runs?
In WordPress go to Plugins > Installed Plugins. From the outside, the free PluginPeek scan below reads the version from the site's public files.
How do I fix a vulnerable plugin?
Make a full backup, then update it from Dashboard > Updates and check the site afterwards. If you would rather not, we can do it for a fixed $99, paid after you have checked the site.