CVE-2025-49333: Wp.insider Simple Membership

Medium severity, CVSS 5.9. EPSS: 0.2% chance of exploitation in the next 30 days.

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in wp.insider Simple Membership simple-membership allows Stored XSS.This issue affects Simple Membership: from n/a through <= 4.6.3.

Affected products

• Wp.insider Simple Membership: up to and including 4.6.3

Published 2025-06-06. Last modified 2026-06-17.