8.8
High
CVE-2026-78442 Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network
Description
Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code 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 |
References
- Windows OLE DB Remote Code Execution Vulnerability msrc.microsoft.com
Timeline
- Published
- Last modified
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