{"id":"CVE-2026-78442","revision":"feba3e14cc2743a7acc79d5313b95e52","records":[{"revision":"feba3e14cc2743a7acc79d5313b95e52","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-78442","aliases":[],"title":"Windows OLE DB Remote Code Execution Vulnerability","description":"Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network.","state":0,"publishedAt":"2026-09-08T17:18:20.397+00:00","modifiedAt":"2026-10-14T23:13:42.051+00:00","affected":[{"ecosystem":"Vendor product","name":"Microsoft SQL Server 2017 (CU 31)","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft SQL Server 2017 (CU 31)\",\n                    \"platforms\": [\n                        \"x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"14.0.0\",\n                            \"lessThan\": \"14.0.3550.4\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft SQL Server 2017 (GDR)","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft SQL Server 2017 (GDR)\",\n                    \"platforms\": [\n                        \"x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"14.0.0\",\n                            \"lessThan\": \"14.0.2130.4\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft SQL Server 2019 (CU 32)","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft SQL Server 2019 (CU 32)\",\n                    \"platforms\": [\n                        \"x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"15.0.0.0\",\n                            \"lessThan\": \"15.0.4490.9\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Microsoft SQL Server 2019 (GDR)","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"Microsoft\",\n                    \"product\": \"Microsoft SQL Server 2019 (GDR)\",\n                    \"platforms\": [\n                        \"x64-based Systems\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"15.0.0\",\n                            \"lessThan\": \"15.0.2190.7\",\n                            \"versionType\": \"custom\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C","score":8.8,"severity":"HIGH"}],"references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-78442"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-78442","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-78442","identifiers":["CVE-2026-78442"]},"retained":false,"historicalAffected":[]}],"coverage":[]}