CVE-2026-96945

Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over…

Risk score: 71/100
CVSS: 7.5 v3.1
Exploit chance (30 days): 0.8%
Published: 13 Oct 2026

Open in the live forecast Today's forecast

What to know

What it is: Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over a network.
Affected: Microsoft Windows Server 2019
Fix: Apply the vendor's security update; see the linked advisory.
Exploitation: No known exploitation

Why it is Amber

CVSS 7.5 high
Remotely exploitable without logging in
On your watchlist: windows server

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96945

Original description

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

Last activity 13 Oct 2026. Patch Forecast updates every hour.