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CVE-2026-47296 Microsoft CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-14T17:16:49.507Z and has not been modified since then. CVE-2026-47296 is a SQL injection vulnerability in Microsoft SQL Server due to improper neutralization of special elements used in an SQL command. This vulnerability has a CVSS score of 7.8 and is classified as HIGH severity. The vulnerability affects various versions of Microsoft SQL Server, including SQL Server 2016, 2017, 2019, 2022, and 2025. Security teams and administrators responsible for Microsoft SQL Server installations should be aware of CVE-2026-47296, a high-severity SQL injection vulnerability. This vulnerability allows an authorized attacker to elevate privileges locally, potentially leading to unauthorized access and data breaches.

Vendor
Microsoft
Product
Microsoft SQL Server 2016 Service Pack 3 (GDR)
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-14
Original CVE updated
2026-08-04
Advisory published
2026-07-14
Advisory updated
2026-08-04

Who should care

Security teams and administrators responsible for Microsoft SQL Server installations should be aware of CVE-2026-47296, a high-severity SQL injection vulnerability. This vulnerability allows an authorized attacker to elevate privileges locally, potentially leading to unauthorized access and data breaches.

Technical summary

CVE-2026-47296 is a SQL injection vulnerability in Microsoft SQL Server due to improper neutralization of special elements used in an SQL command. This vulnerability has a CVSS score of 7.8 and is classified as HIGH severity. The vulnerability affects various versions of Microsoft SQL Server, including SQL Server 2016, 2017, 2019, 2022, and 2025.

Defensive priority

CVE-2026-47296 has a high defensive priority due to its potential impact on SQL Server installations. Security teams should prioritize patching this vulnerability to prevent potential privilege escalation attacks.

Recommended defensive actions

  • Apply patches or updates provided by Microsoft to address CVE-2026-47296.
  • Conduct a thorough inventory of SQL Server installations to identify potentially affected systems.
  • Implement compensating controls, such as monitoring and access restrictions, until patches can be applied.
  • Verify the effectiveness of patches and updates through testing and validation.
  • Consider implementing additional security measures, such as SQL Server auditing and logging, to detect potential exploitation attempts.

Evidence notes

The CVE record and NVD detail provide information on the vulnerability, its severity, and affected versions of Microsoft SQL Server. The vendor advisory from Microsoft offers guidance on mitigation and patching. However, the exact scope of affected systems and potential exploitation attempts are not publicly disclosed, limiting the availability of detailed evidence.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-47296 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-47296

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-47296 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-47296

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.