CVE-2023-4691: Bookly < 22.4 - Admin+ SQLi

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-10-16 · updated 2026-06-17

Description

The WordPress Online Booking and Scheduling Plugin WordPress plugin before 22.4 does not properly sanitise and escape a parameter before using it in a SQL statement, leading to a SQL injection exploitable by high privilege users such as admin

Affected products

ladela WordPress Online Booking and Scheduling Plugin – Bookly: before 22.4 — fixed in 22.4

How to fix

Upgrade to a fixed version: ladela WordPress Online Booking and Scheduling Plugin – Bookly 22.4. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/5085ec75-0795-4004-955d-e71b3d2c26c6
https://wpscan.com/vulnerability/5085ec75-0795-4004-955d-e71b3d2c26c6

Get alerted when CVE-2023-4691 or the next vulnerability affects your stack