CVE-2026-67370: Microsoft SQL Server Elevation of Privilege Vulnerability
Improper neutralization of special elements used in an sql command ('sql injection') in SQL Server allows an authorized attacker to elevate privileges over a network.
Other sources
Microsoft SQL Server Elevation of Privilege Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 17.0.1135.8Patch KB5122770 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 14.0.2130.4Patch KB5122775 - Upgrade
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Fixed in 16.0.4275.2Patch KB5122768 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 14.0.3550.4Patch KB5122774 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 16.0.1200.5Patch KB5122771 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 15.0.2190.7Patch KB5122773 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 17.0.4085.5Patch KB5122769 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 15.0.4490.9Patch KB5122772
Event History
Frequently Asked Questions
What level of access does an attacker need to exploit this issue?
The attacker must be authorized, meaning they need existing access to SQL Server. Exploitation can be performed over the network and does not require user interaction.
What impact could successful exploitation have?
A successful attacker could elevate privileges. The supplied severity vector indicates high potential impact to confidentiality, integrity, and availability.
Which SQL Server releases are identified as affected?
The listed affected software includes SQL Server 2017, SQL Server 2019, SQL Server 2022, and SQL Server 2025, including the listed 2017 CU 31, 2019 CU 32, 2022 CU 26, and 2025 CU8 entries.