PT-2026-47730 · Siemens · Simatic Wincc Unified Pc Runtime V16+5

Published 2026-06-09 · Updated 2026-06-09 · CVE-2026-24349

Mitre

CVSS v3.1

7.1

High

Base vector

AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

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.

Fix

Weakness Enumeration

CWE-313

Related Identifiers

CVE-2026-24349

Affected Products

Simatic Wincc Unified Pc Runtime V16

Simatic Wincc Unified Pc Runtime V17

Simatic Wincc Unified Pc Runtime V18

Simatic Wincc Unified Pc Runtime V19

Simatic Wincc Unified Pc Runtime V20

Simatic Wincc Unified Pc Runtime V21

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2026-24349 · Security Note
• https://cert-portal.siemens.com/productcert/html/ssa-063511.html · Note