SQL injection in Microsoft SQL Server - CVE-2026-118117
Published: November 11, 2026
Vulnerability identifier: #VU165025
CSH Severity: Medium
CVSS v4: 8.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-118117
CWE-ID: CWE-89
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to escalate privileges and execute database commands with elevated privileges.
The vulnerability exists due to improper neutralization of special elements used in SQL commands in SQL Server when processing database content during administrative operations. A remote user can use permissions to create or modify database objects to prepare specially crafted content that, when processed by a separate administrator performing the affected operation, causes database commands to execute with elevated privileges.
Affected software
Microsoft SQL Server
How to mitigate CVE-2026-118117
Install security update from vendor's website.
Microsoft SQL Server - addressed in versions 14.0.2150.2, 14.0.3570.2, 15.0.2210.4, 15.0.4510.2, 16.0.1220.3, 16.0.4315.2, 17.0.1155.3, 17.0.5045.3