Microsoft Security Response Center guidance
Vendor revision: Oct 13, 2026Install KB5126651. Install KB5126655. Install KB5126646.
Vendor-listed releases
- 10.0.17763.9376
- 10.0.20348.5761
- 10.0.26100.33650
Vulnerability intelligence
CVE-2026-102192 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.
Install KB5126651. Install KB5126655. Install KB5126646.
Vendor-listed releases
Integer underflow (wrap or wraparound) in Windows Failover Cluster allows an unauthorized attacker to deny service over a network.
Source: NVD