Integer overflow or wraparound in SQL Server allows an unauthorized attacker to execute code over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00545.

Exploitation none

Automatable no

Technical Impact total

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 2017 (CU 31) affected
Version Status Constraints
14.0.0 affected < 14.0.3550.4
Microsoft Microsoft SQL Server 2017 (GDR) affected
Version Status Constraints
14.0.0 affected < 14.0.2130.4
Microsoft Microsoft SQL Server 2019 (CU 32) affected
Version Status Constraints
15.0.0.0 affected < 15.0.4490.9
Microsoft Microsoft SQL Server 2019 (GDR) affected
Version Status Constraints
15.0.0 affected < 15.0.2190.7

Configuration 1 [-]

OR cpe:2.3:a:microsoft:sql_server_2017:*:*:*:*:*:*:x64:*
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_2019:*:*:*:*:*:*:x64:*

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Microsoft Subscribe
Microsoft Sql Server 2017 (gdr) Subscribe
Microsoft Sql Server 2019 (gdr) Subscribe
Sql Server 2017 Subscribe
Sql Server 2019 Subscribe

Project Subscriptions

Vendors Products
Microsoft Subscribe
Microsoft Sql Server 2017 (gdr) Subscribe
Microsoft Sql Server 2019 (gdr) Subscribe
Sql Server 2017 Subscribe
Sql Server 2019 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-2026-77486 cve-icon cve-icon
History

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

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

Wed, 09 Sep 2026 23:15:00 +0000

Type Values Removed Values Added
First Time appeared Microsoft microsoft Sql Server 2017 (gdr)
Microsoft microsoft Sql Server 2019 (gdr)
Vendors & Products Microsoft microsoft Sql Server 2017 (gdr)
Microsoft microsoft Sql Server 2019 (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 Integer overflow or wraparound in SQL Server allows an unauthorized attacker to execute code over a network.
Title Microsoft SQL Server Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft sql Server 2017
Microsoft sql Server 2019
Weaknesses CWE-122
CWE-190
CPEs cpe:2.3:a:microsoft:sql_server_2017:*:-:*:*:*:*:x64:*
cpe:2.3:a:microsoft:sql_server_2019:*:*:*:*:*:*:x64:*
Vendors & Products Microsoft
Microsoft sql Server 2017
Microsoft sql Server 2019
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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: 2026-09-16T21:58:20.500Z

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

Link: CVE-2026-77486

cve-icon Vulnrichment

Updated: 2026-09-09T09:53:38.466Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-08T18:20:34.277

Modified: 2026-09-15T15:44:38.337

Link: CVE-2026-77486

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-09T23:00:07Z

Weaknesses