Siemens SIMATIC Wincc v7.5 vulnerabilities

6 CVEs affecting Siemens SIMATIC Wincc v7.5, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-59241, published 2026-10-13.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2024-35783, published 2024-09-10. Critical severity, CVSS 9.1. EPSS: 0.6% chance of exploitation in the next 30 days. A vulnerability has been identified in SIMATIC BATCH V9.1 (All versions), SIMATIC Information Server 2020 (All versions < V2020 SP2 Update 5), SIMATIC Information Server 2022 (All versions < V2022…
CVE-2024-30321, published 2024-07-09. Medium severity, CVSS 5.9. EPSS: 0.5% chance of exploitation in the next 30 days. A vulnerability has been identified in SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC05), SIMATIC WinCC Runtime Professional V18 (All versions < V18 Update 5), SIMATIC WinCC Runtime Professional V19…
CVE-2026-59241, published 2026-10-13. High severity, CVSS 8.8. EPSS: 0.5% chance of exploitation in the next 30 days. A vulnerability has been identified in SIMATIC WinCC V7.5 (All versions), SIMATIC WinCC V8.0 (All versions < V8.0 Update 11), SIMATIC WinCC V8.1 (All versions < V8.1 Update 7). The affected…
CVE-2023-46280, published 2024-05-14. Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days. A vulnerability has been identified in Security Configuration Tool (SCT) (All versions), SIMATIC Automation Tool (All versions < V5.0 SP2), SIMATIC BATCH V9.1 (All versions < V9.1 SP2 Upd5), SIMATIC…
CVE-2025-30033, published 2025-08-12. High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days. The affected setup component is vulnerable to DLL hijacking. This could allow an attacker to execute arbitrary code when a legitimate user installs an application that uses the affected setup…
CVE-2023-50821, published 2024-04-09. Medium severity, CVSS 6.2. EPSS: 0.2% chance of exploitation in the next 30 days. A vulnerability has been identified in SIMATIC PCS 7 V9.1 (All versions < V9.1 SP2 UC04), SIMATIC WinCC Runtime Professional V17 (All versions < V17 Update 8), SIMATIC WinCC Runtime Professional V18…