Unrated severityNVD Advisory· Published Aug 5, 2026· Updated Aug 5, 2026

CVE-2026-67866

Description

Buffer Overflow vulnerability in Systerel S2OPC 1.7.3 allows a remote attacker to cause a denial of service via the LockedStaMac_ProcessMsg_DeleteMonitoredItemsResponse and SOPC_StaMac_NewDeleteMonitoredItems in the client wrapper DeleteMonitoredItems path

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Systerel/S2opcllm-fuzzy
Range: =1.7.3

Patches

Vulnerability mechanics

References

github.com/gff-cw/information/issues/16mitre
github.com/systerel/S2OPC/blob/master/samples/ClientServer/client_wrapper/examples/subscribe.cmitre
github.com/systerel/S2OPC/blob/master/src/ClientServer/frontend/client_wrapper/internal/state_machine.cmitre

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