CVE-2026-56162: CWE-287: Improper Authentication in Microsoft Azure SQL Database
Improper authentication in Azure SQL Database allows an unauthorized attacker to elevate privileges over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-56162) in Azure SQL Database involves improper authentication (CWE-287) that enables an attacker to elevate privileges remotely without authentication. The CVSS 3.1 base score is 10.0, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and complete compromise of confidentiality, integrity, and availability. Microsoft has published an official fix and manages remediation for this cloud-hosted service.
Potential Impact
Successful exploitation allows an attacker to gain elevated privileges on Azure SQL Database instances over the network, potentially leading to full compromise of data confidentiality, integrity, and availability within the affected service.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. As this is a cloud service, Microsoft manages the remediation server-side. Users should consult the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56162 for confirmation of patch deployment and any additional guidance.
CVE-2026-56162: CWE-287: Improper Authentication in Microsoft Azure SQL Database
Description
Improper authentication in Azure SQL Database allows an unauthorized attacker to elevate privileges over a network.
CVSS v3.1
Score 10.0critical
Affected software
Microsoft
Azure SQL Database
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-56162) in Azure SQL Database involves improper authentication (CWE-287) that enables an attacker to elevate privileges remotely without authentication. The CVSS 3.1 base score is 10.0, reflecting network attack vector, low attack complexity, no privileges or user interaction required, and complete compromise of confidentiality, integrity, and availability. Microsoft has published an official fix and manages remediation for this cloud-hosted service.
Potential Impact
Successful exploitation allows an attacker to gain elevated privileges on Azure SQL Database instances over the network, potentially leading to full compromise of data confidentiality, integrity, and availability within the affected service.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. As this is a cloud service, Microsoft manages the remediation server-side. Users should consult the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56162 for confirmation of patch deployment and any additional guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-19T13:53:31.988Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Is Cloud Service
- true
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56162","vendor":"Microsoft"}]
Threat ID: 6a752655bf8831d5398099da
Added to database: 08/07/2026, 00:27:01 UTC
Last enriched: 08/14/2026, 13:59:14 UTC
Last updated: 09/21/2026, 22:12:07 UTC
Views: 75
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