SIMATIC WINCC V7.5 · CVE-2026-59082 · Infrastructure
NO FIX YET
Affected SIMATIC WinCC versions run active content implicitly when a user opens a file. An attacker who gets a user to open a crafted file can make that user's device execute arbitrary code.
first public Nov 10, 2026 · 2 sources
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Industrial and plant operators running SIMATIC WinCC V7.5, V8.0 or V8.1 on engineering or operator workstations. The sources do not say which configurations are exposed beyond the affected versions, so treat all installs of those versions as in scope.
Who cares industrial-control, siemens, simatic-wincc, windows
No fix yet, per the sources.
A vulnerability has been identified in SIMATIC WinCC V7.5 (All versions), SIMATIC WinCC V8.0 (All versions), SIMATIC WinCC V8.1 (All versions). Affected devices implicitly execute active content when opening files. This could allow an attacker to make the user execute arbitrary code on the device.
This page as .md · .json · CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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