CVE-2026-67861

State: Published
Severity: 7.5 High
Published: Aug 4, 2026
Updated: Aug 5, 2026
Reserved: Jul 30, 2026

Description

An issue in open62541 v.1.5.5 and before allows a remote attacker to cause a denial of service via the UA_Client_getRemoteDataTypes component

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N	mitre

Weaknesses

CWE-400 Uncontrolled Resource Consumption

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/open62541/open62541/issues/8140
https://raw.githubusercontent.com/open62541/open62541/v1.5.5/examples/custom_datatype/client_types_custom.c
https://raw.githubusercontent.com/open62541/open62541/v1.5.5/src/client/ua_client_util.c

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