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The vulnerability of the software development environment for systems that automate technological processes, the Totally Integrated Automation Portal (Portal TIA), and the software used for modeling and simulating the operation of Siemens S7 controllers, arises due to deficiencies in the deserialization mechanism, allowing attackers to execute arbitrary code.

🗓️ 09 Jan 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 2 Views

Deserialization flaw in Totally Integrated Automation Portal and Simatic software enables code execution.

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09 Jan 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 27.2
CVSS 37.8
EPSS0.00172
2