high8.8
CVE-2026-77484
Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.
Impact
Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Sql Server 2019 | before 15.0.2190.7 from 15.0.4003.23 before 15.0.4490.9 |
| Microsoft | Sql Server 2022 | before 16.0.1200.5 from 16.0.4003.1 before 16.0.4275.2 |
| Microsoft | Sql Server 2025 | before 17.0.1135.8 from 17.0.4006.2 before 17.0.4085.5 |