CVE-2023-41957: Simple-Membership-Plugin Simple Membership

Critical severity, CVSS 9.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Improper Privilege Management vulnerability in smp7, wp.Insider Simple Membership allows Privilege Escalation.This issue affects Simple Membership: from n/a through 4.3.4.

Affected products

• Simple-Membership-Plugin Simple Membership: before 4.3.5 (fixed in 4.3.5)

Published 2024-05-17. Last modified 2026-06-17.