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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
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
Affected packages
- open62541
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://www.cve.org/CVERecord?id=CVE-2026-67869
- https://github.com/open62541/open62541/issues/8171
- https://github.com/open62541/open62541/blob/v1.5.5/examples/tutorial_server_alarms_conditions.c
- https://github.com/open62541/open62541/blob/v1.5.5/src/server/ua_services_method.c
- https://github.com/open62541/open62541/blob/v1.5.5/src/server/ua_subscription_alarms_conditions.c
Structured record: https://ubuntu.com/security/CVE-2026-67869
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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