CVE-2026-82618: medium-severity vulnerability in Systerel S2OPC
Systerel S2OPC String Array Range Writing sopc_builtintypes.c set_range_matrix_on_string_array out-of-bounds
Published
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.5%
A vulnerability was determined in Systerel S2OPC up to 1.7.3. The affected element is the function set_range_matrix_on_string_array of the file src/Common/opcua_types/sopc_builtintypes.c of the component String Array Range Writing. This manipulation causes out-of-bounds read. The attack is possible to be carried out remotely. The project was informed of the problem early through an issue report but has not responded yet.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
Affected products
Systerel · S2OPCRelated CVEs — Systerel S2OPC
In the same product, most dangerous first.
CVE-2026-78049MEDIUMSysterel S2OPC AddNodes Service sopc_node_mgt_helper_internal.c out-of-boundsEPSS 0.6%CVE-2026-90782MEDIUMS2OPC through 1.7.3 NULL Pointer Dereference in alloc_notification_message_items()EPSS 0.6%CVE-2026-82619MEDIUMSysterel S2OPC subscription_mgr.c use after freeEPSS 0.5%CVE-2026-18790MEDIUMSysterel S2OPC DeleteMonitoredItemsRequest state_machine.c out-of-boundsEPSS 0.2%CVE-2026-18257MEDIUMImproper Certificate Validation in S2OPCEPSS 0.2%CVE-2026-9758HIGHImproper Certificate Validation in S2OPCEPSS 0.1%