High (7.5) in opc ua stack project opc ua stack. EPSS 0.9% chance of exploitation in the next 30 days.
All versions of package asneg/opcuastack are vulnerable to Denial of Service (DoS) due to a missing handler for failed casting when unvalidated data is forwarded to boost::get function in OpcUaNodeIdBase.h. Exploiting this vulnerability is possible when sending a specifically crafted OPC UA message with a special encoded NodeId.
Severity
CVSS 3.1
7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.9% chance of exploitation in the next 30 days; higher than 58% of CVEs (scores of 2026-10-31)