{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-67868", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-08-17T21:51:09.964Z", "dateReserved": "2026-07-30T00:00:00.000Z", "datePublished": "2026-08-17T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-08-17T21:51:09.964Z"}, "descriptions": [{"lang": "en", "value": "A heap-based out-of-bounds write vulnerability exists in S2OPC 1.7.3 in server-side EventFilter handling during CreateMonitoredItems processing. This allows a remote attacker to execute arbitrary code."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/gff-cw/information/issues/16"}, {"url": "https://github.com/systerel/S2OPC/tree/S2OPC_Toolkit_1.7.3/samples/ClientServer/demo_server_alarms"}, {"url": "https://github.com/systerel/S2OPC/blob/b4c5c7d63cd69698461d514b905a7c92b3c377c4/src/ClientServer/services/b2c/monitored_item_event_filter_where_clause_bs.c"}, {"url": "https://github.com/systerel/S2OPC/blob/b4c5c7d63cd69698461d514b905a7c92b3c377c4/src/ClientServer/services/b2c/monitored_item_event_filter_treatment_bs.c"}, {"url": "https://gitlab.com/systerel/S2OPC/-/work_items/1779"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A heap-based out-of-bounds write vulnerability exists in S2OPC 1.7.3 in server-side EventFilter handling during CreateMonitoredItems processing. This allows a remote attacker to execute arbitrary code."}], "id": "CVE-2026-67868", "lastModified": "2026-08-17T22:17:25.790", "metrics": {}, "published": "2026-08-17T22:17:25.790", "references": [{"source": "cve@mitre.org", "url": "https://github.com/gff-cw/information/issues/16"}, {"source": "cve@mitre.org", "url": "https://github.com/systerel/S2OPC/blob/b4c5c7d63cd69698461d514b905a7c92b3c377c4/src/ClientServer/services/b2c/monitored_item_event_filter_treatment_bs.c"}, {"source": "cve@mitre.org", "url": "https://github.com/systerel/S2OPC/blob/b4c5c7d63cd69698461d514b905a7c92b3c377c4/src/ClientServer/services/b2c/monitored_item_event_filter_where_clause_bs.c"}, {"source": "cve@mitre.org", "url": "https://github.com/systerel/S2OPC/tree/S2OPC_Toolkit_1.7.3/samples/ClientServer/demo_server_alarms"}, {"source": "cve@mitre.org", "url": "https://gitlab.com/systerel/S2OPC/-/work_items/1779"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "1.7.3"}}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "s2opc", "vendor": "systerel"}], "created": "2026-08-17T23:30:04.677713+00:00", "title": "Heap Out\u2011of\u2011Bounds Write in S2OPC Server EventFilter Enables Remote Code Execution", "updated": "2026-08-18T00:15:03.990534+00:00", "vendors": ["systerel", "systerel$PRODUCT$s2opc"], "weaknesses": ["CWE-787"]}