CVE-2023-23639: Mainwp Staging Extension

High severity, CVSS 8.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in MainWP MainWP Staging Extension.This issue affects MainWP Staging Extension: from n/a through 4.0.3.

Affected products

• Mainwp Staging Extension: before 4.0.4 (fixed in 4.0.4)

Published 2024-06-09. Last modified 2026-06-17.