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CVE-2026-67378

Microsoft SQL Server Remote Code Execution Vulnerability

CVSS 3.1 9.0 CRITICALCheck source for fixed versionsKEV status unknown

Original advisory

Historical advisory recorded 31 Oct 2026 18:04:47 UTC. Read the latest advisory.

cve-program · CVE-2026-67378

Published

Untrusted pointer dereference in SQL Server allows an unauthorized attacker to execute code over a network.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-67378

Published

Microsoft SQL Server 2019 (CU 32)

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Microsoft",
                    "product": "Microsoft SQL Server 2019 (CU 32)",
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "15.0.0.0",
                            "lessThan": "15.0.4490.9",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft SQL Server 2019 (GDR)

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Microsoft",
                    "product": "Microsoft SQL Server 2019 (GDR)",
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "15.0.0",
                            "lessThan": "15.0.2190.7",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft SQL Server 2022 (CU 26)

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Microsoft",
                    "product": "Microsoft SQL Server 2022 (CU 26)",
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "16.0.0.0",
                            "lessThan": "16.0.4275.2",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft SQL Server 2022 (GDR)

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Microsoft",
                    "product": "Microsoft SQL Server 2022 (GDR)",
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "16.0.0",
                            "lessThan": "16.0.1200.5",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft SQL Server 2025 (CU8)

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Microsoft",
                    "product": "Microsoft SQL Server 2025 (CU8)",
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "17.0.0.0",
                            "lessThan": "17.0.4085.5",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft SQL Server 2025 for x64-based Systems (GDR)

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Microsoft",
                    "product": "Microsoft SQL Server 2025 for x64-based Systems (GDR)",
                    "platforms": [
                        "x64-based Systems"
                    ],
                    "versions": [
                        {
                            "version": "17.0.1050.2",
                            "lessThan": "17.0.1135.8",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON