CVE-2026-24349

No fix known EPSS <1%CVSS 7.1

A vulnerability has been identified in SIMATIC WinCC Unified PC Runtime V16 (All versions), SIMATIC WinCC Unified PC Runtime V17 (All versions), SIMATIC WinCC Unified PC Runtime V18 (All versions), SIMATIC WinCC Unified PC Runtime V19 (All versions), SIMATIC WinCC Unified PC Runtime V20 (All versions), SIMATIC WinCC Unified PC Runtime V21 (All versions < V21 Update 2). Insufficient protection of key material in WinCC Certificate Manager that could allow an attacker to extract sensitive information.

Published 2026-06-09 · CVE record · OSV

Products: Siemens SIMATIC WinCC Unified PC Runtime V16, Siemens SIMATIC WinCC Unified PC Runtime V17, Siemens SIMATIC WinCC Unified PC Runtime V18, Siemens SIMATIC WinCC Unified PC Runtime V19, Siemens SIMATIC WinCC Unified PC Runtime V20, Siemens SIMATIC WinCC Unified PC Runtime V21