CVE-2026-77488

No fix known EPSS <1%CVSS 5.5

Integer underflow (wrap or wraparound) in SQL Server allows an authorized attacker to disclose information locally.

Published 2026-09-08 · CVE record · OSV

Products: Microsoft SQL Server 2017 (CU 31), Microsoft SQL Server 2017 (GDR), Microsoft SQL Server 2019 (CU 32), Microsoft SQL Server 2019 (GDR), Microsoft SQL Server 2022 (CU 26), Microsoft SQL Server 2022 (GDR), Microsoft SQL Server 2025 (CU8), Microsoft SQL Server 2025 for x64-based Systems (GDR)