CVE-2026-70189

No fix known EPSS <1%CVSS 6.7

Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code locally.

Published 2026-10-13 · CVE record · OSV

Products: Microsoft SQL Server 2017 (GDR), Microsoft SQL Server 2017 for x64-based Systems (CU31), Microsoft SQL Server 2019 (GDR), Microsoft SQL Server 2019 for x64-based Systems (CU32), Microsoft SQL Server 2022 (GDR), Microsoft SQL Server 2022 for x64-based Systems (CU27), Microsoft SQL Server 2025 (CU8), Microsoft SQL Server 2025 for x64-based Systems (CU9), Microsoft SQL Server 2025 for x64-based Systems (GDR)