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

Fri, 23 Oct 2026 20:45:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft microsoft Sql Server 2017 (gdr)
Microsoft microsoft Sql Server 2019 (gdr)
Microsoft microsoft Sql Server 2022 (gdr)
Microsoft microsoft Sql Server 2025 (cu8)
Microsoft microsoft Sql Server 2025 For X64-based Systems (gdr)
Vendors & Products Microsoft microsoft Sql Server 2017 (gdr)
Microsoft microsoft Sql Server 2019 (gdr)
Microsoft microsoft Sql Server 2022 (gdr)
Microsoft microsoft Sql Server 2025 (cu8)
Microsoft microsoft Sql Server 2025 For X64-based Systems (gdr)

Wed, 14 Oct 2026 00:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 13 Oct 2026 20:45:00 +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 2017 For X64-based Systems \(cu31\)
Microsoft microsoft Sql Server 2019 For X64-based Systems \(cu32\)
Microsoft microsoft Sql Server 2022 For X64-based Systems \(cu27\)
Microsoft microsoft Sql Server 2025 For X64-based Systems \(cu9\)
Microsoft sql Server 2017
Microsoft sql Server 2019
Microsoft sql Server 2022
Microsoft sql Server 2025
Weaknesses CWE-122
CPEs cpe:2.3:a:microsoft:microsoft_sql_server_2017_for_x64-based_systems_\(cu31\):*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:microsoft_sql_server_2019_for_x64-based_systems_\(cu32\):*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:microsoft_sql_server_2022_for_x64-based_systems_\(cu27\):*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:microsoft_sql_server_2025_for_x64-based_systems_\(cu9\):*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sql_server_2017:*:-:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2019:*:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2022:*:*:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2025:*:*:*:*:*:*:x64:*
Vendors & Products Microsoft
Microsoft microsoft Sql Server 2017 For X64-based Systems \(cu31\)
Microsoft microsoft Sql Server 2019 For X64-based Systems \(cu32\)
Microsoft microsoft Sql Server 2022 For X64-based Systems \(cu27\)
Microsoft microsoft Sql Server 2025 For X64-based Systems \(cu9\)
Microsoft sql Server 2017
Microsoft sql Server 2019
Microsoft sql Server 2022
Microsoft sql Server 2025
References
Metrics cvssV3_1

{'score': 8.5, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C'}


cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-10-13T20:36:36.565Z

Updated: 2026-10-23T22:24:53.153Z

Reserved: 2026-07-31T20:06:14.674Z

Link: CVE-2026-68883

cve-icon Vulnrichment

Updated: 2026-10-13T21:10:02.473Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-13T21:17:41.847

Modified: 2026-10-16T04:18:35.467

Link: CVE-2026-68883

cve-icon Redhat

No data.