CVE-2023-5243: Login Screen Manager Project Login Screen Manager

Medium severity, CVSS 4.8. EPSS: 0.4% chance of exploitation in the next 30 days.

The Login Screen Manager WordPress plugin through 3.5.2 does not sanitize and escape some of its settings, which could allow high-privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).

Affected products

• Login Screen Manager Project Login Screen Manager: up to and including 3.5.2

Published 2023-10-31. Last modified 2026-06-17.