CVE-2022-23049: Exponentcms Exponent CMS

Medium severity, CVSS 5.4. EPSS: 3% chance of exploitation in the next 30 days.

Exponent CMS 2.6.0patch2 allows an authenticated user to inject persistent JavaScript code on the "User-Agent" header when logging in. When an administrator user visits the "User Sessions" tab, the JavaScript will be triggered allowing an attacker to compromise the administrator session.

Affected products

• Exponentcms Exponent CMS: version 2.6.0 only

Published 2022-02-09. Last modified 2026-06-17.