CVE-2026-67870
In open62541 v1.5.5, the server-side AddReferences implementation contains an incomplete validation flaw for non-local ExpandedNodeId targets. A remote attacker can send a craft…
Published: 2026-08-05 · CVSS: 9.8 · CVSS 3.1
In open62541 v1.5.5, the server-side AddReferences implementation contains an incomplete validation flaw for non-local ExpandedNodeId targets. A remote attacker can send a crafted AddReferencesRequest with an empty targetServerUri and a non-zero targetNodeId.serverIndex, causing the target node pointer to remain NULL while execution continues.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7