CVE-2012-3031: Siemens SIMATIC PCS7

Medium severity, CVSS 4.3. EPSS: 2.1% chance of exploitation in the next 30 days.

Multiple cross-site scripting (XSS) vulnerabilities in WebNavigator in Siemens WinCC 7.0 SP3 and earlier, as used in SIMATIC PCS7 and other products, allow remote attackers to inject arbitrary web script or HTML via a (1) GET parameter, (2) POST parameter, or (3) Referer HTTP header.

Affected products

• Siemens SIMATIC PCS7: version 8.0 only
• Siemens Wincc: up to and including 7.0; version 5.0 only; version 6.0 only; version 7.0 only

Published 2012-09-18. Last modified 2026-06-16.