CVE-2026-65674
Microsoft SQL Server Remote Code Execution Vulnerability
HIGH
8.8
CVSS Score
Published: October 13, 2026 at 08:37 PM UTC
Updated: October 26, 2026 at 07:11 PM UTC
6 products affected across 1 vendorSQL Server 2019SQL Server 2022SQL Server 2025
Using Microsoft SQL Server 2019 (GDR) by Microsoft?
Get instant alerts when new vulnerabilities affect Microsoft SQL Server 2019 (GDR) - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.8
Exploit prediction
EPSS 2%
SSVC
No known exploit
Description
Deserialization of untrusted data in SQL Server allows an authorized attacker to execute code over a network.
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-2026-65674SSVC — Action Prioritization
SSVCNo known exploitNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusAWAITING ANALYSIS
CWE
CWE-502
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card