CVE intelligence

CVE-2026-96945

Vulnerability intelligence

Published Oct 13, 2026Sources checked Oct 21, 2026

7.5HIGHCVSS out of 10

What this means

Review the available evidence

CVE-2026-96945 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

Install KB5126651. Install KB5126655. Install KB5126646.

Vendor-listed releases

10.0.17763.9376
10.0.20348.5761
10.0.26100.33650

CISA KEVNot listedBased on the latest collected catalog

EPSS0.8%Estimated 30-day exploitation probability

Ransomware useNot markedCISA KEV ransomware field

Threat actors0Source-linked actor relationships

Overview

What is CVE-2026-96945?

Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over a network.

Source: NVD