Skip to main content
LowAdvisoryCISA — cybersecurity advisories· 14 May 2026

Siemens SIMATIC S7 PLC Web Server

Severity: Low · Kind: Advisory

Plain-English summary on the way

We've ingested this item but haven't summarised it yet. Read the upstream advisory using the link below in the meantime — the AI summary will appear here once the next run completes.

From the source

View CSAF Summary SIMATIC S7 PLCs contain multiple vulnerabilities in the web server that could allow an attacker to perform cross-site scripting attacks. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens is preparing further fix versions and recommends specific countermeasures for products where fixes are not, or not yet available. The following versions of Siemens SIMATIC S7 PLC Web Server are affected: SIMATIC Drive Controller CPU 1504D TF (6ES7615-4DF10-0AB0) vers:intdot/<3.1.6 (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC Drive Controller CPU 1507D TF (6ES7615-7DF10-0AB0) vers:intdot/<3.1.6 (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1510SP F-1 PN (6ES7510-1SJ00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1510SP F-1 PN (6ES7510-1SJ01-0AB0) vers:intdot/<2.9.9 (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1510SP F-1 PN (6ES7510-1SK03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1510SP-1 PN (6ES7510-1DJ00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1510SP-1 PN (6ES7510-1DJ01-0AB0) vers:intdot/<2.9.9 (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1510SP-1 PN (6ES7510-1DK03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1512SP F-1 PN (6ES7512-1SK00-0AB0) vers

Was this useful?

00000Sign in to react

Plain-English summaries are AI-generated and reviewed for tone, not technical accuracy. For incident response, always rely on the original source linked above.