Siemens Totally Integrated Automation Portal Tia Portal v20 vulnerabilities

2 CVEs affecting Siemens Totally Integrated Automation Portal Tia Portal v20, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-30033, published 2025-08-12.

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

• CVE-2025-27127, published 2025-07-08. Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days. A vulnerability has been identified in TIA Project-Server (All versions < V2.1.1), TIA Project-Server V17 (All versions), Totally Integrated Automation Portal (TIA Portal) V17 (All versions), Totally…
• 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…