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CVE-2026-50323

🗓️ 14 Jul 2026 17:06:06Reported by microsoftType 
cve
 cve
🔗 web.nvd.nist.gov👁 64 Views

CVE-2026-50323: Use after free in Windows Runtime enables authorized attacker to elevate privileges locally.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-50323
14 Jul 202617:06
–attackerkb
bdu_fstec
BDU FSTEC
Windows Runtime Privilege Escalation
22 Jul 202600:00
–bdu_fstec
circl
Circl
CVE-2026-50323
14 Jul 202619:01
–circl
cvelist
Cvelist
CVE-2026-50323 Windows Runtime Elevation of Privilege Vulnerability
14 Jul 202617:06
–cvelist
euvd
EUVD
EUVD-2026-43827
14 Jul 202618:32
–euvd
mskb
Microsoft KB
July 14, 2026—KB5099536 (OS Build 26100.33158)
13 Oct 202614:00
–mskb
mskb
Microsoft KB
July 14, 2026—KB5101650 (OS Builds 26200.8875 and 26100.8875)
13 Oct 202614:00
–mskb
mscve
Microsoft CVE
Windows Runtime Elevation of Privilege Vulnerability
14 Jul 202614:00
–mscve
ncsc
NCSC
Vulnerabilities in Microsoft Windows
14 Jul 202618:13
–ncsc
nvd
NVD
CVE-2026-50323
14 Jul 202617:16
–nvd
Rows per page
NVD
Vulners
CNA
Node
OR
microsoftwindows_11_24h2Range<10.0.26100.8875arm64
microsoftwindows_11_24h2Range<10.0.26100.8875x64
microsoftwindows_11_25h2Range<10.0.26200.8875arm64
microsoftwindows_11_25h2Range<10.0.26200.8875x64
microsoftwindows_11_26h1Range<10.0.28000.2269x64
microsoftwindows_11_26h1Range<10.0.28000.2525arm64
microsoftwindows_server_2025Range<10.0.26100.33158
[
  {
    "vendor": "Microsoft",
    "product": "Windows 11 Version 24H2",
    "platforms": [
      "ARM64-based Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.26100.0",
        "lessThan": "10.0.26100.8875",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 11 Version 25H2",
    "platforms": [
      "ARM64-based Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.26200.0",
        "lessThan": "10.0.26200.8875",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows 11 version 26H1",
    "platforms": [
      "ARM64-based Systems",
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.28000.0",
        "lessThan": "10.0.28000.2525",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2025",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.26100.0",
        "lessThan": "10.0.26100.33158",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Windows Server 2025 (Server Core installation)",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "10.0.26100.0",
        "lessThan": "10.0.26100.33158",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

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14 Oct 2026 22:10Current
7.2High risk
Vulners AI Score7.2
CVSS 3.17
EPSS0.00264
SSVC
64