Vulnerability Description
An issue in open62541 v.1.5.5 and before allows a remote attacker to cause a denial of service via the NodeManagement type-instantiation logic component
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Related Weaknesses (CWE)
References
- https://github.com/open62541/open62541/blob/v1.5.5/examples/ci_server.c
- https://github.com/open62541/open62541/blob/v1.5.5/plugins/ua_accesscontrol_defa
- https://github.com/open62541/open62541/blob/v1.5.5/src/server/ua_services_nodema
- https://github.com/open62541/open62541/issues/8133
- https://github.com/open62541/open62541/issues/8133
FAQ
What is CVE-2026-67864?
CVE-2026-67864 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue in open62541 v.1.5.5 and before allows a remote attacker to cause a denial of service via the NodeManagement type-instantiation logic component
How severe is CVE-2026-67864?
CVE-2026-67864 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-67864?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.