CVE-2026-78012 — Stack-based Buffer Overflow in Pyramid Solutions NetStaX EtherNet/IP Stack
An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating a…
Published: 2026-09-01 · CVSS: 9.3 · CVSS 4.0
An issue in the NetStaX EtherNet/IP Stack prior to v5.6.1 could allow a large Class 3 explicit-message request to exceed the application-side receive buffer without generating an error or warning. The result could be memory corruption, a device crash, or a potential remote attack vector without the originating device receiving a CIP error indicating that the request could not be processed.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7