Vulnerability Intelligence Report
Microsoft SQL Server Remote Code Execution Vulnerability
CVE-2026-77486
Integer overflow or wraparound in SQL Server allows an unauthorized attacker to execute code over a network.
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
Exploitability:2.9
Impact Score:5.9
EPSS Probability:0.82%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Microsoft SQL Server 2017 (CU 31) | 14.0.0 < 14.0.3550.4 (affected) |
| Microsoft | Microsoft SQL Server 2017 (GDR) | 14.0.0 < 14.0.2130.4 (affected) |
| Microsoft | Microsoft SQL Server 2019 (CU 32) | 15.0.0.0 < 15.0.4490.9 (affected) |
| Microsoft | Microsoft SQL Server 2019 (GDR) | 15.0.0 < 15.0.2190.7 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.819%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2026-08-20T20:11:33 |
| Published | 2026-09-08T17:18:16 |
| Patch Date | 2026-09-08 |
| Last Updated | 2026-10-31T16:16:49 |
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