CVE-2017-14523: Wondercms

High severity, CVSS 7.5. EPSS: 8% chance of exploitation in the next 30 days.

WonderCMS 2.3.1 is vulnerable to an HTTP Host header injection attack. It uses user-entered values to redirect pages. NOTE: the vendor reports that exploitation is unlikely because the attack can only come from a local machine or from the administrator as a self attack

Affected products

• Wondercms Wondercms: version 2.3.1 only

Published 2018-01-26. Last modified 2026-06-17.