CVE-2026-67864: Open62541 open62541 vulnerability
Published Aug 5, 2026
·Updated
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
Affected Software
1 affected component
open62541 open62541<1.5.5
Event History
Aug 5, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·10:17 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2026-67864?
CVE-2026-67864 has been classified with a risk score of 26, indicating a critical vulnerability.
2
How do I fix CVE-2026-67864?
To mitigate CVE-2026-67864, update to open62541 version 1.5.6 or later, which addresses the denial of service issue.
3
What software is affected by CVE-2026-67864?
CVE-2026-67864 affects open62541 versions 1.5.5 and earlier.
4
What type of attack does CVE-2026-67864 enable?
CVE-2026-67864 allows a remote attacker to cause a denial of service.
5
In which component does CVE-2026-67864 originate?
CVE-2026-67864 originates from the NodeManagement type-instantiation logic component in open62541.