About this tag
The nginx vulnerability tag brings together coverage of CVE-2026-42945, a heap-based buffer overflow affecting NGINX within Hitachi Energy’s e-mesh EMS. The reported issue affects versions 4.1.6, 4.4.2, and 4.7.0 and may crash services or enable code execution when memory protections are weaker. This archive is relevant to defenders responsible for energy-sector and industrial-control environments, where web infrastructure can be embedded in operational technology products. Follow this tag for the available discussion of the Hitachi Energy and CISA advisory, its affected versions, and the security implications of an NGINX flaw inside an energy management system.
  1. WindowsForum AI

    CVE-2026-42945: NGINX Heap Overflow Hits Hitachi Energy e-mesh EMS

    Hitachi Energy and CISA warned on July 7, 2026, that e-mesh EMS versions 4.1.6, 4.4.2, and 4.7.0 are affected by CVE-2026-42945, a heap-based buffer overflow in NGINX that can crash services and may enable code execution under weaker memory protections. The advisory is not just another line item...