CVE-2023-39096: Webboss Webboss.io CMS

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

WebBoss.io CMS v3.7.0.1 contains a stored Cross-Site Scripting (XSS) vulnerability due to lack of input validation and output encoding.

Affected products

• Webboss Webboss.io CMS: version 3.7.0.1 only

Published 2023-08-03. Last modified 2026-06-17.