Weak authentication in SQL Server allows an authorized attacker to elevate privileges over a network.

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Vendors Products
Microsoft Subscribe
Microsoft Sql Server 2017 (cu 31) Subscribe
Microsoft Sql Server 2017 (gdr) Subscribe
Microsoft Sql Server 2019 (cu 32) Subscribe
Microsoft Sql Server 2019 (gdr) Subscribe
Microsoft Sql Server 2022 (gdr) Subscribe
Microsoft Sql Server 2025 (cu 2) Subscribe
Microsoft Sql Server 2025 For X64-based Systems (gdr) Subscribe
Sql Server 2017 Subscribe
Sql Server 2019 Subscribe
Sql Server 2022 Subscribe
Sql Server 2025 Subscribe
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 15 Sep 2026 16:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:microsoft:sql_server_2017:*:*:*:*:*:*:x64:*

Thu, 10 Sep 2026 21:30:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft microsoft Sql Server 2017 (cu 31)
Microsoft microsoft Sql Server 2017 (gdr)
Microsoft microsoft Sql Server 2019 (cu 32)
Microsoft microsoft Sql Server 2019 (gdr)
Microsoft microsoft Sql Server 2022 (gdr)
Microsoft microsoft Sql Server 2025 (cu 2)
Microsoft microsoft Sql Server 2025 For X64-based Systems (gdr)
Vendors & Products Microsoft microsoft Sql Server 2017 (cu 31)
Microsoft microsoft Sql Server 2017 (gdr)
Microsoft microsoft Sql Server 2019 (cu 32)
Microsoft microsoft Sql Server 2019 (gdr)
Microsoft microsoft Sql Server 2022 (gdr)
Microsoft microsoft Sql Server 2025 (cu 2)
Microsoft microsoft Sql Server 2025 For X64-based Systems (gdr)

Wed, 09 Sep 2026 11:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Tue, 08 Sep 2026 17:30:00 +0000

Type Values Removed Values Added
Description Weak authentication in SQL Server allows an authorized attacker to elevate privileges over a network.
Title SQL Server Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft sql Server 2017
Microsoft sql Server 2019
Microsoft sql Server 2022
Microsoft sql Server 2025
Weaknesses CWE-1390
CPEs 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 sql Server 2017
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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-09-16T21:58:18.085Z

Reserved: 2026-08-20T20:11:33.672Z

Link: CVE-2026-77483

cve-icon Vulnrichment

Updated: 2026-09-09T09:53:44.973Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-08T18:20:33.890

Modified: 2026-09-15T16:09:16.613

Link: CVE-2026-77483

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-10T20:49:06Z

Weaknesses