vulnerability Siemens Simcenter Nastran A stack overflow vulnerability exists in Siemens Simcenter Nastran and Femap versions prior to V2606, potentially allowing remote code execution. Siemens has released updates to address the issue. Organizations are advised to update immediately and implement network segmentation and secure remote access practices to mi… CISA Advisories · Aug 18, 2026 High CVE-2026-59086stack-overflowremote-code-executionindustrial-control-systems