CVE-2026-67861

Summary

The flaw allows a remote attacker to cause a denial of service by exploiting UA_Client_getRemoteDataTypes in open62541 versions prior to v.1.5.5, potentially disrupting system operations.

Exploitability

Exploitation requires access to the network and knowledge of the specific version affected; preconditions include the presence of vulnerable software components.

Blast radius

If exploited, this could lead to a denial of service affecting the entire system or network segment where the affected component is deployed.

Prioritized remediation

Update open62541 to version v.1.5.5 or later to mitigate the risk.

Analysis generated locally by qwen2.5:7b-instruct (no data left the box). AI-assisted — verify against primary sources before acting.