CVE-2023-23660: Mainwp Maintenance Extension

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Auth. (subscriber+) SQL Injection (SQLi) vulnerability in MainWP MainWP Maintenance Extension plugin <= 4.1.1 versions.

Affected products

• Mainwp Mainwp Maintenance Extension: up to and including 4.1.1

Published 2023-07-18. Last modified 2026-06-17.