CVE-2026-88089
Microsoft SQL Server Remote Code Execution Vulnerability
MEDIUM
6.7
CVSS Score
Published: October 13, 2026 at 08:37 PM UTC
Updated: October 26, 2026 at 06:00 PM UTC
8 products affected across 1 vendorSQL Server 2019SQL Server 2022SQL Server 2017
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Severity
MEDIUM6.7
Exploit prediction
EPSS 0.3%
SSVC
No known exploit
Description
Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code locally.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
Vendor AdvisoryPatch
Source: cverecord
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88089SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusAWAITING ANALYSIS
CWE
CWE-20CWE-122
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