CVE-2026-67864CWE-400denial-of-service

CVE-2026-67864

High · published August 6, 2026

CVSS v3.1

7.5

EPSS

Percentile

54.7

In the wild

Unconfirmed

What it is

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

The record

Technical detail

CVSS v3.1: 7.5 · HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0: Not supplied
EPSS: 0.00759 · 54.7th percentile
Weakness: CWE-400 · Uncontrolled Resource Consumption
Published: 2026-08-06T02:17Z

References (5)

https://github.com/open62541/open62541/blob/v1.5.5/examples/ci_server.c · [email protected]https://github.com/open62541/open62541/blob/v1.5.5/plugins/ua_accesscontrol_default.c · [email protected]https://github.com/open62541/open62541/blob/v1.5.5/src/server/ua_services_nodemanagement.c · [email protected]https://github.com/open62541/open62541/issues/8133 · [email protected]https://github.com/open62541/open62541/issues/8133 · 134c704f-9b21-4f2e-91b3-4a467353bcc0

EPSS history

Timeline

05 AUG 00:00Z
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
cvelistv5