8.8
High
CVE-2026-67368 Improper link resolution before file access ('link following') in SQL Server allows an authorized attacker to elevate…
Description
Improper link resolution before file access ('link following') in SQL Server allows an authorized attacker to elevate privileges over a network.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft SQL Server 2017 (CU 31) 14.0 | 14.0.0 → < 14.0.3550.4 | 14.0.3550.4 |
| Microsoft SQL Server 2017 (GDR) 14.0 | 14.0.0 → < 14.0.2130.4 | 14.0.2130.4 |
| Microsoft SQL Server 2019 (CU 32) 15.0 | 15.0.0.0 → < 15.0.4490.9 | 15.0.4490.9 |
| Microsoft SQL Server 2019 (GDR) 15.0 | 15.0.0 → < 15.0.2190.7 | 15.0.2190.7 |
| Microsoft SQL Server 2022 (CU 26) 16.0 | 16.0.0.0 → < 16.0.4275.2 | 16.0.4275.2 |
| Microsoft SQL Server 2022 (GDR) 16.0 | 16.0.0 → < 16.0.1200.5 | 16.0.1200.5 |
| Microsoft SQL Server 2025 (CU8) 17.0 | 17.0.0.0 → < 17.0.4085.5 | 17.0.4085.5 |
| Microsoft SQL Server 2025 for x64-based Systems (GDR) 17.0 | 17.0.1050.2 → < 17.0.1135.8 | 17.0.1135.8 |
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