CVE-2026-65674

Microsoft SQL Server Remote Code Execution Vulnerability

Published Oct 13, 2026 CVSS 3.1 · 8.8 High EPSS 1.6% KEV · Not listed
Description
Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Microsoft microsoft Sql Server 2019 (gdr)
Microsoft microsoft Sql Server 2022 (gdr)
Microsoft microsoft Sql Server 2025 For X64-based Systems (gdr)
Vendors & Products Microsoft microsoft Sql Server 2019 (gdr)
Microsoft microsoft Sql Server 2022 (gdr)
Microsoft microsoft Sql Server 2025 For X64-based Systems (gdr)
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Description Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.
Title Microsoft SQL Server Remote Code Execution Vulnerability
First Time appeared Microsoft
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 2019
Microsoft sql Server 2022
Microsoft sql Server 2025
Weaknesses CWE-502
CPEs 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_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 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 2019
Microsoft sql Server 2022
Microsoft sql Server 2025
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}