6.5
Medium
CVE-2026-67626 Uncontrolled resource consumption in SQL Server allows an authorized attacker to deny service over a network
Description
Uncontrolled resource consumption in SQL Server allows an authorized attacker to deny service over a network.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft SQL Server 2022 (GDR) 16.0 | 16.0.0 → < 16.0.1210.3 | 16.0.1210.3 |
| Microsoft SQL Server 2022 for x64-based Systems (CU27) 16.0 | 16.0.4003.1 → < 16.0.4305.5 | 16.0.4305.5 |
| Microsoft SQL Server 2025 for x64-based Systems (CU9) 17.0 | 17.0.4006.2 → < 17.0.5015.4 | 17.0.5015.4 |
| Microsoft SQL Server 2025 for x64-based Systems (GDR) 17.0 | 17.0.1050.2 → < 17.0.1145.4 | 17.0.1145.4 |
References
- Microsoft SQL Server Denial of Service Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
Other CVEs of Microsoft SQL Server 2022 (GDR)
The 196 CVEs of Microsoft SQL Server 2022 (GDR) →
CVE-2026-94520
Use of externally-controlled format string in SQL Server allows an authorized attacker to deny service over a network
4.9
Medium
CVE-2026-94512
Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network
8.8
High
CVE-2026-88089
Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code locally
6.7
Medium
CVE-2026-85919
Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges locally
7.0
High