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Windows Failover Cluster Denial of Service Vulnerability

🗓️ 13 Oct 2026 14:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 5 Views

Integer underflow in Windows Failover Cluster allows an unauthorized attacker to deny service.

Related
Detection
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-102192
13 Oct 202619:45
–circl
cve
CVE
CVE-2026-102192
13 Oct 202619:01
–cve
cvelist
Cvelist
CVE-2026-102192 Windows Failover Cluster Denial of Service Vulnerability
13 Oct 202619:01
–cvelist
euvd
EUVD
EUVD-2026-100347
13 Oct 202619:01
–euvd
mskb
Microsoft KB
October 13, 2026—KB5126655 (OS Build 20348.5761)
13 Oct 202614:00
–mskb
nvd
NVD
CVE-2026-102192
13 Oct 202619:17
–nvd
ptsecurity
Positive Technologies
PT-2026-111903
13 Oct 202600:00
–ptsecurity
vulnrichment
Vulnrichment
CVE-2026-102192 Windows Failover Cluster Denial of Service Vulnerability
13 Oct 202619:01
–vulnrichment
Vulners
Node
OR
microsoftwindows_server_2022Range<10.0.20348.5761
microsoftwindows_server_2022Range<10.0.20348.5761
microsoftwindows_server_2025Range<10.0.26100.33650
microsoftwindows_server_2025Range<10.0.26100.33650
microsoftwindows_server_2019Range<10.0.17763.9376
microsoftwindows_server_2019Range<10.0.17763.9376

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13 Oct 2026 14:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
SSVC
5