Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Microsoft Microsoft SQL Server 2022 (GDR) affected
Version Status Constraints
16.0.0 affected < 16.0.1220.3
Microsoft Microsoft SQL Server 2022 for x64-based Systems (CU27) affected
Version Status Constraints
16.0.4003.1 affected < 16.0.4315.2
Microsoft Microsoft SQL Server 2025 CU10 affected
Version Status Constraints
17.0.4006.0 affected < 17.0.5045.3
Microsoft Microsoft SQL Server 2025 for x64-based Systems (GDR) affected
Version Status Constraints
17.0.1050.2 affected < 17.0.1155.3

No data.

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Project Subscriptions

Vendors Products
Microsoft Subscribe
Microsoft Sql Server 2022 For X64-based Systems \(cu27\) Subscribe
Sql Server 2022 Subscribe
Sql Server 2025 Subscribe
Sql Server 2025 For X64-based Systems Cu10 Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-94513 cve-icon
History

Tue, 10 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Description Heap-based buffer overflow in SQL Server allows an authorized attacker to elevate privileges over a network.
Title Microsoft SQL Server Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft microsoft Sql Server 2022 For X64-based Systems \(cu27\)
Microsoft sql Server 2022
Microsoft sql Server 2025
Microsoft sql Server 2025 For X64-based Systems Cu10
Weaknesses CWE-122
CPEs cpe:2.3:a:microsoft:microsoft_sql_server_2022_for_x64-based_systems_\(cu27\):*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server_2022:*:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2025:*:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2025_for_x64-based_systems_cu10:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft microsoft Sql Server 2022 For X64-based Systems \(cu27\)
Microsoft sql Server 2022
Microsoft sql Server 2025
Microsoft sql Server 2025 For X64-based Systems Cu10
References
Metrics cvssV3_1

{'score': 8, '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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-11-10T18:15:24.809Z

Reserved: 2026-09-21T18:23:52.966Z

Link: CVE-2026-94513

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses