CVE-2026-67862 | Open62541 1.5.5 High-Level Attribute Reading Logic ua_client_highlevel.c buffer overflow

A vulnerability, which was classified as problematic, has been found in Open62541 1.5.5. Impacted is an unknown function of the file src/client/ua_client_highlevel.c of the component High-Level Attribute Reading Logic. Performing a manipulation results in buffer overflow.

This vulnerability is known as CVE-2026-67862. Remote exploitation of the attack is possible. No exploit is available.