CVE-2026-6954: Intermark It Webcontrol CMS

Medium severity, CVSS 5.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Cross-Site Scripting (XSS) vulnerability in Intermark IT's WebControl CMS v3.5. This vulnerability allows an attacker to execute JavaScript code or inject a dynamic iframe into the victim’s browser by sending a malicious URL via the 'urlDestino' parameter in '/portal.do'. This vulnerability can be exploited to steal sensitive user data, such as session cookies, display phishing interfaces, or perform actions on the user’s behalf.

Affected products

• Intermark It Webcontrol CMS: any version

Published 2026-06-30. Last modified 2026-06-30.