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01 Record

CVE-2026-96956

SQL Server Elevation of Privilege Vulnerability

HighPUBLISHEDCNA: microsoft
CNA base score8.0 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

02 Description

SQL Server Elevation of Privilege Vulnerability

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.60% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 48.6% of scored records. A rank, not a probability.
NVD base score
8.0 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
NVD analysis status
Awaiting Analysis. NVD last modified this record on 2026-10-16.
Red Hat severity
Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-10-13 20:35Z15 DAYS AGO
Last updated
2026-10-28 18:09Z18 HR AGO
Reserved
2026-09-23
Assigning CNA
microsoft
Record state
PUBLISHED
Severity
High (CVSS 8.0)
CNA CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C
Weaknesses
  • CWE-121Stack-based Buffer OverflowVariant
  • CWE-770Allocation of Resources Without Limits or ThrottlingBase
Data version
5.2
Document digest
e36cd8026477560618bdb3d6c7fbb702c082e50623e55c8e85cddfe3e578ab06

05 Affected products

VendorProductVersionsPlatforms
MicrosoftMicrosoft SQL Server 2017 (GDR)14.0.0 to < 14.0.2140.2x64-based Systems
MicrosoftMicrosoft SQL Server 2017 for x64-based Systems (CU31)14.0.3006.16 to < 14.0.3560.2x64-based Systems
MicrosoftMicrosoft SQL Server 2019 (GDR)15.0.0 to < 15.0.2200.2x64-based Systems
MicrosoftMicrosoft SQL Server 2019 for x64-based Systems (CU32)15.0.4003.23 to < 15.0.4500.2x64-based Systems
MicrosoftMicrosoft SQL Server 2022 (GDR)16.0.0 to < 16.0.1210.3x64-based Systems
MicrosoftMicrosoft SQL Server 2022 for x64-based Systems (CU27)16.0.4003.1 to < 16.0.4305.5x64-based Systems
MicrosoftMicrosoft SQL Server 2025 for x64-based Systems (CU9)17.0.4006.2 to < 17.0.5015.4x64-based Systems
MicrosoftMicrosoft SQL Server 2025 for x64-based Systems (GDR)17.0.1050.2 to < 17.0.1145.4x64-based Systems

06 References