CVE-2026-42990
SQL Server ODBC driver Elevation of Privilege vulnerability
MSRC advisory July 14, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-42990
- Affected products
- SQL Server ODBC driver Elevation of Privilege · Microsoft SQL Server ODBC driver Elevation of Privilege · Microsoft
What happened
Heap-based buffer overflow in SQL Server ODBC driver allows an unauthorized attacker to execute code over a network.
What it means for your business
SQL Server ODBC driver Elevation of Privilege vulnerability (CVE-2026-42990) was added to Microsoft’s security update guidance. Heap-based buffer overflow in SQL Server ODBC driver allows an unauthorized attacker to execute code over a network. If you need help checking exposure, call (864) 335-9223.
Sources
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