CVE intelligence

CVE-2026-96866

Vulnerability intelligence

Published Oct 13, 2026Sources checked Oct 21, 2026

7.5HIGHCVSS out of 10

What this means

Review the available evidence

CVE-2026-96866 and is rated High severity with a CVSS score of 7.5. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.

What to do next

Remediation and response

Microsoft Security Response Center guidance

Vendor revision: Oct 13, 2026

Vendor remediation details

Install KB5126835. Install KB5126868. Install KB5126651. Install KB5126646. Install KB5126836. Install KB5126655.

Vendor-listed releases

6.2.9200.26434
10.0.14393.9612
10.0.17763.9376
10.0.26100.33650
6.3.9600.23470
10.0.20348.5761

CISA KEVNot listedBased on the latest collected catalog

EPSS1.1%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2026-96866?

Out-of-bounds read in Network Device Enrollment Service (NDES) allows an unauthorized attacker to deny service over a network.

Source: NVD