Security November 2026 CVE-2026-119987
Untrusted search path in Microsoft Windows App Store allows an authorized attacker to elevate privileges locally.
Severity Important
CVSS base score 7.8
Impact Elevation of Privilege
Exploitation detected No known exploitation (MSRC assessment)
Exploitability Exploitation Less Likely
Publicly disclosed No (MSRC assessment)
EPSS · 30-day forecast No EPSS score collected
Customer action Required: follow the MSRC remediation guidance More details
CVSS vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Public detection template No Nuclei template is listed in the current collected catalog
Component Microsoft Windows App Store
Weakness CWE-426: Untrusted Search Path
Issued by Microsoft
Last revised 10 Nov 2026 CVSS 3.1 base metrics Red raises the risk · green lowers it
Attack vector LocalAV:L
Attack complexity LowAC:L
Privileges required LowPR:L
User interaction NoneUI:N
Scope UnchangedS:U
Confidentiality HighC:H
Integrity HighI:H
Availability HighA:H Source. This summary comes from MSRC's public CVRF document for November 2026. If the MSRC page is blocked in your browser, the NVD and CVE.org records carry the same identifier. None of this says whether your devices are affected.
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Explore global source statements, affected packages and advisory history for CVE-2026-119987 . The catalog has a separate collection scope from Microsoft release records.
cve-program · CVE-2026-119987 Published Windows 10 Version 21H2 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows 10 Version 21H2",
"platforms": [
"32-bit Systems",
"ARM64-based Systems",
"x64-based Systems"
],
"versions": [
{
"version": "10.0.19044.0",
"lessThan": "10.0.19044.7807",
"versionType": "custom",
"status": "affected"
}
]
} Windows 10 Version 22H2 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows 10 Version 22H2",
"platforms": [
"32-bit Systems",
"ARM64-based Systems",
"x64-based Systems"
],
"versions": [
{
"version": "10.0.19045.0",
"lessThan": "10.0.19045.7807",
"versionType": "custom",
"status": "affected"
}
]
} Windows 11 version 23H2 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows 11 version 23H2",
"platforms": [
"ARM64-based Systems"
],
"versions": [
{
"version": "10.0.22631.0",
"lessThan": "10.0.22631.7652",
"versionType": "custom",
"status": "affected"
}
]
} Windows 11 Version 23H2 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows 11 Version 23H2",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "10.0.22631.0",
"lessThan": "10.0.22631.7652",
"versionType": "custom",
"status": "affected"
}
]
} Windows 11 Version 24H2 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows 11 Version 24H2",
"platforms": [
"ARM64-based Systems",
"x64-based Systems"
],
"versions": [
{
"version": "10.0.26100.0",
"lessThan": "10.0.26100.9711",
"versionType": "custom",
"status": "affected"
}
]
} Windows 11 Version 25H2 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows 11 Version 25H2",
"platforms": [
"ARM64-based Systems",
"x64-based Systems"
],
"versions": [
{
"version": "10.0.26200.0",
"lessThan": "10.0.26200.9711",
"versionType": "custom",
"status": "affected"
}
]
} Windows 11 version 26H1 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows 11 version 26H1",
"platforms": [
"ARM64-based Systems",
"x64-based Systems"
],
"versions": [
{
"version": "10.0.28000.0",
"lessThan": "10.0.28000.3231",
"versionType": "custom",
"status": "affected"
}
]
} Windows 11 Version 26H2 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows 11 Version 26H2",
"platforms": [
"ARM64-based Systems",
"x64-based Systems"
],
"versions": [
{
"version": "10.0.26300.0",
"lessThan": "10.0.26300.9711",
"versionType": "custom",
"status": "affected"
}
]
} Windows Server 2022 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows Server 2022",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "10.0.20348.0",
"lessThan": "10.0.20348.5761",
"versionType": "custom",
"status": "affected"
}
]
} Windows Server 2025 Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows Server 2025",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "10.0.26100.0",
"lessThan": "10.0.26100.33650",
"versionType": "custom",
"status": "affected"
}
]
} Windows Server 2025 (Server Core installation) Vendor product
Original vendor version evidence · not evaluated as a NuGet range {
"vendor": "Microsoft",
"product": "Windows Server 2025 (Server Core installation)",
"platforms": [
"x64-based Systems"
],
"versions": [
{
"version": "10.0.26100.0",
"lessThan": "10.0.26100.33650",
"versionType": "custom",
"status": "affected"
}
]
} Original source record · Cite this exact observation · Complete original publisher JSON