CVE-2023-47189: Wpmudev Defender

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Improper Authentication vulnerability in WPMU DEV Defender Security allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Defender Security: from n/a through 4.2.0.

Affected products

• Wpmudev Defender: before 4.2.1 (fixed in 4.2.1)

Published 2024-06-04. Last modified 2026-06-17.