CVE-2026-25786
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/SIMATIC Drive Controller CPU 1507D TF (6ES7615-7DF10-0AB0) vers:intdot/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/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/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:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1512SP F-1 PN (6ES7512-1SK01-0AB0) vers:intdot/SIMATIC ET 200SP CPU 1512SP F-1 PN (6ES7512-1SM03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1512SP-1 PN (6ES7512-1DK00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1512SP-1 PN (6ES7512-1DK01-0AB0) vers:intdot/SIMATIC ET 200SP CPU 1512SP-1 PN (6ES7512-1DM03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1514SP F-2 PN (6ES7514-2SN03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1514SP-2 PN (6ES7514-2DN03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1514SPT F-2 PN (6ES7514-2WN03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP CPU 1514SPT-2 PN (6ES7514-2VN03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP Open Controller CPU 1515SP PC (incl. SIPLUS variants) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) V2 CPUs vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) V3 CPUs vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC ET 200SP Open Controller CPU 1515SP PC3 V4 CPUs vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1511-1 PN (6ES7511-1AK00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1511-1 PN (6ES7511-1AK01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1511-1 PN (6ES7511-1AK02-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1511-1 PN (6ES7511-1AL03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1511C-1 PN (6ES7511-1CK00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1511C-1 PN (6ES7511-1CK01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1511C-1 PN (6ES7511-1CL03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1511F-1 PN (6ES7511-1FK00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1511F-1 PN (6ES7511-1FK01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1511F-1 PN (6ES7511-1FK02-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1511F-1 PN (6ES7511-1FL03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1511T-1 PN (6ES7511-1TK01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1511T-1 PN (6ES7511-1TL03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1511TF-1 PN (6ES7511-1UK01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1511TF-1 PN (6ES7511-1UL03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1512C-1 PN (6ES7512-1CK00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1512C-1 PN (6ES7512-1CK01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1512C-1 PN (6ES7512-1CM03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1513-1 PN (6ES7513-1AL00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1513-1 PN (6ES7513-1AL01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1513-1 PN (6ES7513-1AL02-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1513-1 PN (6ES7513-1AM03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1513F-1 PN (6ES7513-1FL00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1513F-1 PN (6ES7513-1FL01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1513F-1 PN (6ES7513-1FL02-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1513F-1 PN (6ES7513-1FM03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1513pro F-2 PN (6ES7513-2GM03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1513pro-2 PN (6ES7513-2PM03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1515-2 PN (6ES7515-2AM00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1515-2 PN (6ES7515-2AM01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1515-2 PN (6ES7515-2AM02-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1515-2 PN (6ES7515-2AN03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1515F-2 PN (6ES7515-2FM00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1515F-2 PN (6ES7515-2FM01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1515F-2 PN (6ES7515-2FM02-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1515F-2 PN (6ES7515-2FN03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1515T-2 PN (6ES7515-2TM01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1515T-2 PN (6ES7515-2TN03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1515TF-2 PN (6ES7515-2UM01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1515TF-2 PN (6ES7515-2UN03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1516-3 PN/DP (6ES7516-3AN00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1516-3 PN/DP (6ES7516-3AN01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1516-3 PN/DP (6ES7516-3AN02-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1516-3 PN/DP (6ES7516-3AP03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1516F-3 PN/DP (6ES7516-3FN00-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1516F-3 PN/DP (6ES7516-3FN01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1516F-3 PN/DP (6ES7516-3FN02-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1516F-3 PN/DP (6ES7516-3FP03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1516pro F-2 PN (6ES7516-2GP03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1516pro-2 PN (6ES7516-2PP03-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1516T-3 PN (6ES7516-3TP10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1516T-3 PN/DP (6ES7516-3TN00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1516TF-3 PN (6ES7516-3UP10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1516TF-3 PN/DP (6ES7516-3UN00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1517-3 PN (6ES7517-3AQ10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1517-3 PN/DP (6ES7517-3AP00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1517F-3 PN (6ES7517-3FQ10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1517F-3 PN/DP (6ES7517-3FP00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1517F-3 PN/DP (6ES7517-3FP01-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1517T-3 PN (6ES7517-3TQ10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1517T-3 PN/DP (6ES7517-3TP00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1517TF-3 PN (6ES7517-3UQ10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1517TF-3 PN/DP (6ES7517-3UP00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1518-3 PN (6ES7518-3AT10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1518-4 PN/DP (6ES7518-4AP00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0) vers:intdot/SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0) vers:intdot/SIMATIC S7-1500 CPU 1518F-3 PN (6ES7518-3FT10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1518F-4 PN/DP (6ES7518-4FP00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AB0) vers:intdot/SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AC0) vers:intdot/SIMATIC S7-1500 CPU 1518T-3 PN (6ES7518-3TT10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1518T-4 PN/DP (6ES7518-4TP00-0AB0) vers:intdot/SIMATIC S7-1500 CPU 1518TF-3 PN (6ES7518-3UT10-0AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU 1518TF-4 PN/DP (6ES7518-4UP00-0AB0) vers:intdot/SIMATIC S7-1500 CPU S7-1518-4 PN/DP ODK (6ES7518-4AP00-3AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 CPU S7-1518F-4 PN/DP ODK (6ES7518-4FP00-3AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 ET 200pro: CPU 1513PRO F-2 PN (6ES7513-2GL00-0AB0) vers:intdot/SIMATIC S7-1500 ET 200pro: CPU 1513PRO-2 PN (6ES7513-2PL00-0AB0) vers:intdot/SIMATIC S7-1500 ET 200pro: CPU 1516PRO F-2 PN (6ES7516-2GN00-0AB0) vers:intdot/SIMATIC S7-1500 ET 200pro: CPU 1516PRO-2 PN (6ES7516-2PN00-0AB0) vers:intdot/SIMATIC S7-1500 Software Controller CPU 1507S F V2 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1507S F V3 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1507S F V4 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1507S V2 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1507S V3 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1507S V4 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1508S F V2 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1508S F V3 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1508S F V4 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1508S T V3 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1508S TF V3 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1508S V2 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1508S V3 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller CPU 1508S V4 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller Linux V2 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-1500 Software Controller Linux V3 vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIMATIC S7-PLCSIM Advanced vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIPLUS ET 200SP CPU 1510SP F-1 PN (6AG1510-1SJ01-2AB0) vers:intdot/SIPLUS ET 200SP CPU 1510SP F-1 PN RAIL (6AG2510-1SJ01-1AB0) vers:intdot/SIPLUS ET 200SP CPU 1510SP-1 PN (6AG1510-1DJ01-2AB0) vers:intdot/SIPLUS ET 200SP CPU 1510SP-1 PN (6AG1510-1DJ01-7AB0) vers:intdot/SIPLUS ET 200SP CPU 1510SP-1 PN RAIL (6AG2510-1DJ01-1AB0) vers:intdot/SIPLUS ET 200SP CPU 1510SP-1 PN RAIL (6AG2510-1DJ01-4AB0) vers:intdot/SIPLUS ET 200SP CPU 1512SP F-1 PN (6AG1512-1SK00-2AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIPLUS ET 200SP CPU 1512SP F-1 PN (6AG1512-1SK01-2AB0) vers:intdot/SIPLUS ET 200SP CPU 1512SP F-1 PN (6AG1512-1SK01-7AB0) vers:intdot/SIPLUS ET 200SP CPU 1512SP F-1 PN RAIL (6AG2512-1SK01-1AB0) vers:intdot/SIPLUS ET 200SP CPU 1512SP F-1 PN RAIL (6AG2512-1SK01-4AB0) vers:intdot/SIPLUS ET 200SP CPU 1512SP-1 PN (6AG1512-1DK01-2AB0) vers:intdot/SIPLUS ET 200SP CPU 1512SP-1 PN (6AG1512-1DK01-7AB0) vers:intdot/SIPLUS ET 200SP CPU 1512SP-1 PN RAIL (6AG2512-1DK01-1AB0) vers:intdot/SIPLUS ET 200SP CPU 1512SP-1 PN RAIL (6AG2512-1DK01-4AB0) vers:intdot/SIPLUS S7-1500 CPU 1511-1 PN (6AG1511-1AK00-2AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIPLUS S7-1500 CPU 1511-1 PN (6AG1511-1AK01-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1511-1 PN (6AG1511-1AK01-7AB0) vers:intdot/SIPLUS S7-1500 CPU 1511-1 PN (6AG1511-1AK02-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1511-1 PN (6AG1511-1AK02-7AB0) vers:intdot/SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL (6AG2511-1AK01-1AB0) vers:intdot/SIPLUS S7-1500 CPU 1511-1 PN T1 RAIL (6AG2511-1AK02-1AB0) vers:intdot/SIPLUS S7-1500 CPU 1511-1 PN TX RAIL (6AG2511-1AK01-4AB0) vers:intdot/SIPLUS S7-1500 CPU 1511-1 PN TX RAIL (6AG2511-1AK02-4AB0) vers:intdot/SIPLUS S7-1500 CPU 1511F-1 PN (6AG1511-1FK00-2AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIPLUS S7-1500 CPU 1511F-1 PN (6AG1511-1FK01-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1511F-1 PN (6AG1511-1FK02-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1513-1 PN (6AG1513-1AL00-2AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIPLUS S7-1500 CPU 1513-1 PN (6AG1513-1AL01-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1513-1 PN (6AG1513-1AL01-7AB0) vers:intdot/SIPLUS S7-1500 CPU 1513-1 PN (6AG1513-1AL02-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1513-1 PN (6AG1513-1AL02-7AB0) vers:intdot/SIPLUS S7-1500 CPU 1513F-1 PN (6AG1513-1FL00-2AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIPLUS S7-1500 CPU 1513F-1 PN (6AG1513-1FL01-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1513F-1 PN (6AG1513-1FL02-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1515F-2 PN (6AG1515-2FM01-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1515F-2 PN (6AG1515-2FM02-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1515F-2 PN RAIL (6AG2515-2FM02-4AB0) vers:intdot/SIPLUS S7-1500 CPU 1515F-2 PN T2 RAIL (6AG2515-2FM01-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1516-3 PN/DP (6AG1516-3AN00-2AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIPLUS S7-1500 CPU 1516-3 PN/DP (6AG1516-3AN00-7AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIPLUS S7-1500 CPU 1516-3 PN/DP (6AG1516-3AN01-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1516-3 PN/DP (6AG1516-3AN01-7AB0) vers:intdot/SIPLUS S7-1500 CPU 1516-3 PN/DP (6AG1516-3AN02-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1516-3 PN/DP (6AG1516-3AN02-7AB0) vers:intdot/SIPLUS S7-1500 CPU 1516-3 PN/DP RAIL (6AG2516-3AN02-4AB0) vers:intdot/SIPLUS S7-1500 CPU 1516-3 PN/DP TX RAIL (6AG2516-3AN01-4AB0) vers:intdot/SIPLUS S7-1500 CPU 1516F-3 PN/DP (6AG1516-3FN00-2AB0) vers:all/* (CVE-2026-25786, CVE-2026-25787, CVE-2026-25789) SIPLUS S7-1500 CPU 1516F-3 PN/DP (6AG1516-3FN01-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1516F-3 PN/DP (6AG1516-3FN02-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL (6AG2516-3FN02-2AB0) vers:intdot/SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL (6AG2516-3FN02-4AB0) vers:intdot/SIPLUS S7-1500 CPU 1518-4 PN/DP (6AG1518-4AP00-4AB0) vers:intdot/SIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0) vers:intdot/SIPLUS S7-1500 CPU 1518F-4 PN/DP (6AG1518-4FP00-4AB0) vers:intdot/ CVSS Vendor Equipment Vulnerabilities v3 9.1 Siemens Siemens SIMATIC S7 PLC Web Server Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Background Critical Infrastructure Sectors: Chemical, Energy, Food and Agriculture, Water and Wastewater Countries/Areas Deployed: Worldwide Company Headquarters Location: Germany
EPSS 0.06% · 18.3th percentile
Risk Scores
Timeline
- May 12, 2026 CVE Published
- May 12, 2026 PoC Published
- May 13, 2026 PoC Published
- May 13, 2026 Security Advisory
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
- May 20, 2026 EPSS Score
- May 21, 2026 EPSS Score
- May 22, 2026 EPSS Score
- May 23, 2026 EPSS Score
- May 24, 2026 EPSS Score
- May 25, 2026 EPSS Score
References
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-134-15 advisory
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-134-15.json advisory
- https://www.cve.org/CVERecord?id=CVE-2026-25786 technical
- https://support.industry.siemens.com/cs/ww/en/view/109478459/ vendor
- https://support.industry.siemens.com/cs/ww/en/view/109773914/ vendor
- https://cwe.mitre.org/data/definitions/79.html technical
- https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H technical
- https://www.cve.org/CVERecord?id=CVE-2026-25787 technical
- https://www.cve.org/CVERecord?id=CVE-2026-25789 technical
- https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H technical