CVE-2026-88084— Microsoft SQL Server Denial of Service Vulnerability
Quick assessment
Affected
Microsoft Microsoft SQL Server 2019 (GDR)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
在 SQL Server 中，资源的分配缺乏限制或限速机制，这使授权攻击者能够通过网络拒绝服务。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2026-88084
Vulnerability Information
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Vulnerability Title
Microsoft SQL Server Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Allocation of resources without limits or throttling in SQL Server allows an authorized attacker to deny service over a network.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Microsoft | Microsoft SQL Server 2019 (GDR) | 15.0.0 ~ 15.0.2200.2 | - |
|
| Microsoft | Microsoft SQL Server 2019 for x64-based Systems (CU32) | 15.0.4003.23 ~ 15.0.4500.2 | - |
|
| Microsoft | Microsoft SQL Server 2025 (CU8) | - | - |
|
II. Public POCs for CVE-2026-88084
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2026-88084 (1)
Same Patch Batch · Microsoft · 2026-10-13 · 1407 CVEs total
| CVE-2026-96113 | 9.8 CRITICAL | Windows Domain Name Service Remote Code Execution Vulnerability |
| CVE-2026-83862 | 9.8 CRITICAL | Windows Network Load Balancing Remote Code Execution Vulnerability |
| CVE-2026-100219 | 9.8 CRITICAL | Microsoft QUIC Remote Code Execution Vulnerability |
| CVE-2026-96909 | 9.8 CRITICAL | Windows BitLocker Remote Code Execution Vulnerability |
| CVE-2026-83935 | 9.8 CRITICAL | Microsoft XML Remote Code Execution Vulnerability |
| CVE-2026-83782 | 9.8 CRITICAL | Windows Shell Remote Code Execution Vulnerability |
| CVE-2026-88102 | 9.8 CRITICAL | Microsoft Failover Cluster Remote Code Execution Vulnerability |
| CVE-2026-83780 | 9.8 CRITICAL | Windows CCFFilter Driver Remote Code Execution Vulnerability |
| CVE-2026-70024 | 9.8 CRITICAL | Windows Internet Information Services Remote Code Execution Vulnerability |
| CVE-2026-96320 | 9.8 CRITICAL | Windows DHCP Server Remote Code Execution Vulnerability |
| CVE-2026-70147 | 9.8 CRITICAL | Microsoft PostScript Printer Driver Remote Code Execution Vulnerability |
| CVE-2026-100222 | 9.8 CRITICAL | Network Policy Server (NPS) Remote Code Execution Vulnerability |
| CVE-2026-97016 | 9.8 CRITICAL | Microsoft Office Outlook Remote Code Execution Vulnerability |
| CVE-2026-97816 | 9.8 CRITICAL | Microsoft OpenSSH for Windows Remote Code Execution Vulnerability |
| CVE-2026-97749 | 9.8 CRITICAL | Microsoft Office Outlook Remote Code Execution Vulnerability |
| CVE-2026-83578 | 9.8 CRITICAL | Microsoft PowerShell Remote Code Execution Vulnerability |
| CVE-2026-96864 | 9.8 CRITICAL | Microsoft Failover Cluster Virtual Driver Remote Code Execution Vulnerability |
| CVE-2026-97814 | 9.8 CRITICAL | Windows Text Shaping Remote Code Execution Vulnerability |
| CVE-2026-97815 | 9.8 CRITICAL | Windows Error Reporting Remote Code Execution Vulnerability |
| CVE-2026-70300 | 9.8 CRITICAL | Microsoft Office Word Remote Code Execution Vulnerability |
Showing top 20 of 1407 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Microsoft SQL Server 2019 (GDR)
-
CVE-2026-88088
Microsoft SQL Server Elevation of Privilege Vulnerability -
CVE-2026-85919
Microsoft SQL Server Elevation of Privilege Vulnerability -
CVE-2026-88086
Microsoft SQL Server Information Disclosure Vulnerability -
CVE-2026-88082
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CVE-2026-65674
Microsoft SQL Server Remote Code Execution Vulnerability
Same vendor: Microsoft
-
CVE-2026-94512
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CVE-2026-94520
Microsoft SQL Server Denial of Service Vulnerability -
CVE-2026-85919
Microsoft SQL Server Elevation of Privilege Vulnerability -
CVE-2026-88086
Microsoft SQL Server Information Disclosure Vulnerability -
CVE-2026-88089
Microsoft SQL Server Remote Code Execution Vulnerability
Same weakness: CWE-770
-
CVE-2026-96959
.NET Denial of Service Vulnerability -
CVE-2026-96300
RPC Endpoint Mapper Service Denial of Service Vulnerability -
CVE-2026-83645
Active Directory Federation Services (AD FS) Denial of Servi -
CVE-2026-70072
Windows Netlogon Denial of Service Vulnerability -
CVE-2026-96236
ASP.NET Core Denial of Service Vulnerability
V. Comments for CVE-2026-88084
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