Siemens Simcenter Star-Ccm+ vulnerabilities

2 CVEs affecting Siemens Simcenter Star-Ccm+, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2025-40945, published 2026-07-14.

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

• CVE-2021-25665, published 2021-09-14. High severity, CVSS 7.8. EPSS: 1.3% chance of exploitation in the next 30 days. A vulnerability has been identified in Simcenter STAR-CCM+ Viewer (All versions < V2021.2.1). The starview+.exe application lacks proper validation of user-supplied data when parsing scene files.…
• CVE-2025-40945, published 2026-07-14. Medium severity, CVSS 6.7. EPSS: 0.2% chance of exploitation in the next 30 days. A vulnerability has been identified in COMOS V10.4.5 (All versions < V10.4.5.0.2), COMOS V10.6 (All versions < V10.6.1), Designcenter NX (All versions < V2512.7000), Simcenter 3D (All versions <…