CVE-2026-56155
🗓️ 14 Jul 2026 17:05:11Reported by microsoftType 
cve🔗 web.nvd.nist.gov📰️ 8 Media mentions👁 519 Views
| Reporter | Title | Published | Views | Family All 29 |
|---|---|---|---|---|
 | CVE-2026-56155 | 14 Jul 202617:05 | – | attackerkb |
 | July Microsoft Patch Tuesday | 26 Jul 202620:00 | – | avleonov |
 | The vulnerability of the Active Directory Federation Services (ADFS) for Windows operating systems allows a perpetrator to increase their privileges. | 15 Jul 202600:00 | – | bdu_fstec |
 | CVE-2026-56155 | 14 Jul 202618:00 | – | circl |
 | Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability | 14 Jul 202600:00 | – | cisa_kev |
 | CVE-2026-56155 Active Directory Federation Services Elevation of Privilege Vulnerability | 14 Jul 202617:05 | – | cvelist |
 | EUVD-2026-44042 | 14 Jul 202618:32 | – | euvd |
 | July 14, 2026—KB5099444 (Monthly Rollup) | 14 Jul 202614:00 | – | mskb |
| July 14, 2026—KB5099445 (Monthly Rollup) | 14 Jul 202614:00 | – | mskb |
| July 14, 2026—KB5099535 (OS Build 14393.9339) | 14 Jul 202614:00 | – | mskb |
10
Node
OR
[
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1607",
"platforms": [
"32-bit Systems",
"x64-based Systems"
],
"versions": [
{
"version": "10.0.14393.0",
"lessThan": "10.0.14393.9339",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1809",
"platforms": [
"32-bit Systems",
"x64-based Systems"
],
"versions": [
{
"version": "10.0.17763.0",
"lessThan": "10.0.17763.9020",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2012",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "6.2.9200.0",
"lessThan": "6.2.9200.26226",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2012 (Server Core installation)",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "6.2.9200.0",
"lessThan": "6.2.9200.26226",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2012 R2",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "6.3.9600.0",
"lessThan": "6.3.9600.23291",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2012 R2 (Server Core installation)",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "6.3.9600.0",
"lessThan": "6.3.9600.23291",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2016",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "10.0.14393.0",
"lessThan": "10.0.14393.9339",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2016 (Server Core installation)",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "10.0.14393.0",
"lessThan": "10.0.14393.9339",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2019",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "10.0.17763.0",
"lessThan": "10.0.17763.9020",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2019 (Server Core installation)",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "10.0.17763.0",
"lessThan": "10.0.17763.9020",
"versionType": "custom",
"status": "affected"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server 2022",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "10.0.20348.0",
"lessThan": "10.0.20348.5386",
"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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03 Aug 2026 22:53Current
6Medium risk
Vulners AI Score6
CVSS 3.17.8
EPSS0.02333
SSVC