High severity7.5NVD Advisory· Published Aug 6, 2026· Updated Aug 31, 2026
CVE-2026-67869
CVE-2026-67869
Description
Buffer Overflow vulnerability in open62541 v1.5.5 allows a remote attacker to cause a denial of service via the Service_Call validates input arguments against runtime-resolved InputArguments metadata
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
4- github.com/open62541/open62541/blob/v1.5.5/examples/tutorial_server_alarms_conditions.cnvd
- github.com/open62541/open62541/blob/v1.5.5/src/server/ua_services_method.cnvd
- github.com/open62541/open62541/blob/v1.5.5/src/server/ua_subscription_alarms_conditions.cnvd
- github.com/open62541/open62541/issues/8171nvd
News mentions
1- Open62541: 14 Critical and High-Severity Vulnerabilities Disclosed TogetherVypr Intelligence · Aug 6, 2026