9.8
Critical
CVE-2026-54117 Deserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network
Description
Deserialization of untrusted data in SQL Server allows an unauthorized attacker to execute code over a network.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Microsoft SQL Server 2025 (CU 6) 17.0 | earliest → < 17.0.4060.2 | 17.0.4060.2 |
| Microsoft SQL Server 2025 for x64-based Systems (GDR) 17.0 | 17.0.1050.2 → < 17.0.1125.2 | 17.0.1125.2 |
References
- Microsoft SQL Server Remote Code Execution Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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