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EUVD-2026-56387

🗓️ 11 Aug 2026 17:04:26Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 9 Views

Untrusted pointer dereference in Windows Win32K allows local information disclosure by an authorized attacker.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-62798
11 Aug 202619:01
circl
cve
CVE
CVE-2026-62798
11 Aug 202617:04
cve
cvelist
Cvelist
CVE-2026-62798 Win32k Information Disclosure Vulnerability
11 Aug 202617:04
cvelist
mskb
Microsoft KB
August 11, 2026—KB5120240 (OS Build 22631.7517)
11 Aug 202614:00
mskb
mskb
Microsoft KB
August 11, 2026—KB5121000 (OS Build 28000.2704)
11 Aug 202614:00
mskb
mscve
Microsoft CVE
Win32k Information Disclosure Vulnerability
11 Aug 202614:00
mscve
ncsc
NCSC
Vulnerabilities in Microsoft Windows
11 Aug 202619:47
ncsc
nvd
NVD
CVE-2026-62798
11 Aug 202617:18
nvd
ptsecurity
Positive Technologies
PT-2026-70547
11 Aug 202600:00
ptsecurity
nessus
Tenable Nessus
KB5120233: Windows Server 2025 Security Update (August 2026)
11 Aug 202600:00
nessus
Rows per page
[
  {
    "enisaIdVendor": [
      {
        "id": "41a8d4c4-e19e-320d-9a34-3191e5ee05f1",
        "vendor": {
          "name": "Microsoft"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "05c7be20-cf27-3e9c-8ed0-90022b0d3948",
        "product": {
          "name": "Windows Server 2025",
          "vendor": {
            "name": "Microsoft"
          }
        },
        "product_version": "10.0.26100.0 <10.0.26100.33296"
      },
      {
        "id": "0f404ef4-0038-370b-b1c1-89204a12bd95",
        "product": {
          "name": "Windows 11 Version 24H2",
          "vendor": {
            "name": "Microsoft"
          }
        },
        "product_version": "10.0.26100.0 <10.0.26100.9168"
      },
      {
        "id": "1b1f61ca-517a-3d90-9ae9-b3fef09c8b9e",
        "product": {
          "name": "Windows 11 Version 25H2",
          "vendor": {
            "name": "Microsoft"
          }
        },
        "product_version": "10.0.26200.0 <10.0.26200.9168"
      },
      {
        "id": "230b96e7-22dc-384b-9982-87e47f453e79",
        "product": {
          "name": "Windows 11 Version 23H2",
          "vendor": {
            "name": "Microsoft"
          }
        },
        "product_version": "10.0.22631.0 <10.0.22631.7517"
      },
      {
        "id": "8c56c17c-e6b1-3db6-b925-0ae1b6f5737d",
        "product": {
          "name": "Windows Server 2025 (Server Core installation)",
          "vendor": {
            "name": "Microsoft"
          }
        },
        "product_version": "10.0.26100.0 <10.0.26100.33296"
      },
      {
        "id": "b2027b54-19c5-3ea9-9b72-317b9b030f40",
        "product": {
          "name": "Windows 11 version 26H1",
          "vendor": {
            "name": "Microsoft"
          }
        },
        "product_version": "10.0.28000.0 <10.0.28000.2704"
      }
    ]
  }
]

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11 Aug 2026 23:58Current
5Medium risk
Vulners AI Score5
CVSS 3.15.5
EPSS0.00312
SSVC
9