Description
Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Microsoft SQL Server 2019 (GDR) | 15.0.0 – < 15.0.2200.2 | 15.0.2200.2 |
| Microsoft | Microsoft SQL Server 2019 for x64-based Systems (CU32) | 15.0.4003.23 – < 15.0.4500.2 | 15.0.4500.2 |
| Microsoft | Microsoft SQL Server 2022 (GDR) | 16.0.0 – < 16.0.1210.3 | 16.0.1210.3 |
| Microsoft | Microsoft SQL Server 2022 for x64-based Systems (CU27) | 16.0.4003.1 – < 16.0.4305.5 | 16.0.4305.5 |
| Microsoft | Microsoft SQL Server 2025 for x64-based Systems (CU9) | 17.0.4006.2 – < 17.0.5015.4 | 17.0.5015.4 |
| Microsoft | Microsoft SQL Server 2025 for x64-based Systems (GDR) | 17.0.1050.2 – < 17.0.1145.4 | 17.0.1145.4 |
Advisories 3
- WID-SEC-2026-3917 Microsoft SQL Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 14, 2026
- NCSC-2026-0420 Kwetsbaarheden verholpen in Microsoft SQL Server NCSC-NL (Netherlands) · Oct 13, 2026
- MSRC-CVE-2026-65674 Microsoft SQL Server Remote Code Execution Vulnerability Microsoft Security Response Center · Oct 13, 2026
References
- Microsoft SQL Server Remote Code Execution Vulnerability vendor-advisory patch