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CVE-2026-67378Microsoft SQL Server Remote Code Execution Vulnerability

Untrusted pointer dereference in SQL Server allows an unauthorized attacker to execute code over a network.

9.0 CRITICALEPSS 0.70%Not in KEVNVD: Modified

Last updated: 2026-10-31 16:12 UTC

OverviewCVSS details

9.0CRITICALCVSS 3.1

Score source: microsoft (CNA)
NVD status: Modified
Published: Sep 8, 2026
Assigner: microsoft

Affected

Microsoft SQL Server 2019 (CU 32) (Microsoft)

Versions: 15.0.0.0 before 15.0.4490.9
Fixed in: 15.0.4490.9

+5 more products →

Exploitation

Public exploit: None listed
CISA KEV: Not listed
KEV due date: —
SSVC: Exploitation none · Automatable no · Impact total

EPSS · FIRST, scored Nov 7

0.70%chance of exploitation in 30 days

Higher than 53.68% of CVEs

CVSS 3.1 · microsoft (CNA)

9.0Critical

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack vector: Network
Attack complexity: High
Privileges required: None
User interaction: None
Scope: Changed
Confidentiality impact: High
Integrity impact: High
Availability impact: High

CVSS 3.1 · microsoft (CNA)

9.0Critical

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

Attack vector: Network
Attack complexity: High
Privileges required: None
User interaction: None
Scope: Changed
Confidentiality impact: High
Integrity impact: High
Availability impact: High

NVD status: Modified

Overview Affected Products References

Overview

Severity

Score	Severity	Version	Vector String
9.0	CRITICAL	3.1microsoft (CNA)	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
9.0	CRITICAL	3.1microsoft (CNA)	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C

Details

CVE ID: CVE-2026-67378
Status: Modified
Assigner (CNA): microsoft
Published: Sep 8, 2026
Last modified: 2026-10-31 16:12 UTC
Weaknesses: CWE-822 · Untrusted Pointer Dereference

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-08 09:38 UTC.