CVE-2026-68789: CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') in Microsoft Azure SQL Database

This vulnerability (CVE-2026-68789) in Azure SQL Database is caused by improper neutralization of special elements used in SQL commands, classified as CWE-89 (SQL Injection). It enables an authorized attacker to perform privilege escalation remotely over the network. The CVSS v3.1 base score is 9.9, indicating critical severity with high impact on confidentiality, integrity, and availability. Microsoft has published an official fix and manages remediation for this cloud-hosted service. No known exploits are reported in the wild at this time.

An authorized attacker can exploit this SQL injection vulnerability to elevate privileges within Azure SQL Database, potentially leading to full compromise of data confidentiality, integrity, and availability. The vulnerability affects the cloud service environment, which could impact any tenant using the affected service before patching.

Microsoft has released an official fix for this vulnerability and manages remediation for Azure SQL Database as a cloud service. Customers should ensure their Azure SQL Database instances are updated according to Microsoft's guidance available at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68789. No additional action is required beyond applying the official fix.