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EUVD-2026-73800

🗓️ 08 Sep 2026 17:18:23Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 28 Views

Untrusted pointer dereference in Windows Failover Cluster allows remote code execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
Failover Cluster Code Execution
7 Oct 202600:00
–bdu_fstec
circl
Circl
CVE-2026-78444
8 Sep 202622:01
–circl
cve
CVE
CVE-2026-78444
8 Sep 202617:18
–cve
cvelist
Cvelist
CVE-2026-78444 Microsoft Failover Cluster Remote Code Execution Vulnerability
8 Sep 202617:18
–cvelist
mskb
Microsoft KB
September 8, 2026—KB5122871 (OS Build 26100.33438)
13 Oct 202614:00
–mskb
mskb
Microsoft KB
September 8, 2026—KB5122882 (OS Build 20348.5622)
13 Oct 202614:00
–mskb
mscve
Microsoft CVE
Microsoft Failover Cluster Remote Code Execution Vulnerability
8 Sep 202614:00
–mscve
nvd
NVD
CVE-2026-78444
8 Sep 202618:20
–nvd
ptsecurity
Positive Technologies
PT-2026-109363
8 Sep 202600:00
–ptsecurity
ptsecurity
Positive Technologies
PT-2026-87988
8 Sep 202600:00
–ptsecurity
Rows per page
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    ],
    "enisaIdProduct": [
      {
        "id": "21f98daf-c332-309b-b790-79b2ff99feff",
        "product": {
          "name": "Windows Server 2019 (Server Core installation)",
          "vendor": {
            "name": "Microsoft"
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        "product_version": "10.0.17763.0 <10.0.17763.9245"
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      }
    ]
  }
]

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08 Sep 2026 23:41Current
7.7High risk
Vulners AI Score7.7
CVSS 3.18.1
EPSS0.00707
28