high8.8
CVE-2026-78442
Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network.
Impact
Heap-based buffer overflow in Windows OLE DB allows an unauthorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Sql Server 2017 | before 14.0.2130.4 from 14.0.3006.16 before 14.0.3550.4 |
| Microsoft | Sql Server 2019 | before 15.0.2190.7 from 15.0.4003.23 through 15.0.4490.9 |