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Critical SSA-452276 1 CVE

SSA-452276: Eval Injection Vulnerability in SIMATIC S7-1500

Published Mar 10, 2026 · Updated May 12, 2026 · Revision 4

Vendor: Siemens Product: SIMATIC Drive Controller CPU 1504D TF (6ES7615-4DF10-0AB0) Product: SIMATIC Drive Controller CPU 1507D TF (6ES7615-7DF10-0AB0) Product: SIMATIC ET 200SP CPU 1510SP F-1 PN (6ES7510-1SJ01-0AB0) Product: SIMATIC ET 200SP CPU 1510SP F-1 PN (6ES7510-1SK03-0AB0) Product: SIMATIC ET 200SP CPU 1510SP-1 PN (6ES7510-1DJ01-0AB0) Product: SIMATIC ET 200SP CPU 1510SP-1 PN (6ES7510-1DK03-0AB0) Product: SIMATIC ET 200SP CPU 1512SP F-1 PN (6ES7512-1SK01-0AB0) Product: SIMATIC ET 200SP CPU 1512SP F-1 PN (6ES7512-1SM03-0AB0) Product: SIMATIC ET 200SP CPU 1512SP-1 PN (6ES7512-1DK01-0AB0) Product: SIMATIC ET 200SP CPU 1512SP-1 PN (6ES7512-1DM03-0AB0) Product: SIMATIC ET 200SP CPU 1514SP F-2 PN (6ES7514-2SN03-0AB0) Product: SIMATIC ET 200SP CPU 1514SP-2 PN (6ES7514-2DN03-0AB0) Product: SIMATIC ET 200SP CPU 1514SPT F-2 PN (6ES7514-2WN03-0AB0) Product: SIMATIC ET 200SP CPU 1514SPT-2 PN (6ES7514-2VN03-0AB0) Product: SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants) Product: SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) V2 CPUs Product: SIMATIC ET 200SP Open Controller CPU 1515SP PC3 V4 CPUs Product: SIMATIC S7-1500 CPU 1511-1 PN (6ES7511-1AK00-0AB0) Product: SIMATIC S7-1500 CPU 1511-1 PN (6ES7511-1AK01-0AB0) Product: SIMATIC S7-1500 CPU 1511-1 PN (6ES7511-1AK02-0AB0) Product: SIMATIC S7-1500 CPU 1511-1 PN (6ES7511-1AL03-0AB0) Product: SIMATIC S7-1500 CPU 1511C-1 PN (6ES7511-1CK00-0AB0) Product: SIMATIC S7-1500 CPU 1511C-1 PN (6ES7511-1CK01-0AB0) Product: SIMATIC S7-1500 CPU 1511C-1 PN (6ES7511-1CL03-0AB0) Product: SIMATIC S7-1500 CPU 1511F-1 PN (6ES7511-1FK01-0AB0) Product: SIMATIC S7-1500 CPU 1511F-1 PN (6ES7511-1FK02-0AB0) Product: SIMATIC S7-1500 CPU 1511F-1 PN (6ES7511-1FL03-0AB0) Product: SIMATIC S7-1500 CPU 1511T-1 PN (6ES7511-1TK01-0AB0) Product: SIMATIC S7-1500 CPU 1511T-1 PN (6ES7511-1TL03-0AB0) +119 more

Summary

SIMATIC S7-1500 devices contain a vulnerability that could allow an attacker to inject code by tricking a legitimate user into importing a specially crafted trace file in the web interface.

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.

Vulnerabilities 1

Revision history

  1. #4

    Added fix versions for all S7-1500 CPUs that run on firmware version line V2 and V3 and for SIMATIC Drive Controller family. Corrected Simatic ET 200SP Open Controller PC3 family variants

  2. #3

    Adjusted title, CVE description enrichment and CWE adjustment

  3. #2

    Removed S7-1500 R/H CPU variants as they are not affected by CVE-2025-40943

  4. #1

    Publication Date

References