CVE-2020-1279
Status: ModifiedHigh (7.8)—
An elevation of privilege vulnerability exists when Windows Lockscreen fails to properly load spotlight images from a secure location, aka 'Windows Lockscreen Elevation of Privilege Vulnerability'.
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Base score: 7.8
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 0.76%
- Percentile among all scored CVEs: 54
- Score date: 10/17/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (3)
CWEs
- NVD-CWE-noinfo
References
Raw JSON (NVD)
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{
"id": "CVE-2020-1279",
"cveTags": [],
"metrics": {
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"source": "nvd@nist.gov",
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"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 3.9,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
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}
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"cvssMetricV31": [
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"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
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"impactScore": 5.9,
"exploitabilityScore": 1.8
}
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},
"affected": [
{
"source": "secure@microsoft.com",
"affectedData": [
{
"vendor": "Microsoft",
"product": "Windows 10 Version 2004 for 32-bit Systems",
"versions": [
{
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{
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{
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{
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{
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{
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{
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},
{
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"version": "10 Version 1709 for ARM64-based Systems"
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{
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{
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},
{
"vendor": "Microsoft",
"product": "Windows Server",
"versions": [
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"version": "version 1803 (Core Installation)"
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{
"status": "affected",
"version": "2019"
},
{
"status": "affected",
"version": "2019 (Core installation)"
},
{
"status": "affected",
"version": "2016"
},
{
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}
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},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1909 for 32-bit Systems",
"versions": [
{
"status": "affected",
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},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1909 for x64-based Systems",
"versions": [
{
"status": "affected",
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},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1909 for ARM64-based Systems",
"versions": [
{
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},
{
"vendor": "Microsoft",
"product": "Windows Server, version 1909 (Server Core installation)",
"versions": [
{
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"version": "unspecified"
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},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for 32-bit Systems",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for x64-based Systems",
"versions": [
{
"status": "affected",
"version": "unspecified"
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},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 1903 for ARM64-based Systems",
"versions": [
{
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},
{
"vendor": "Microsoft",
"product": "Windows Server, version 1903 (Server Core installation)",
"versions": [
{
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}
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},
{
"vendor": "Microsoft",
"product": "Windows 10 Version 2004 for x64-based Systems",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
},
{
"vendor": "Microsoft",
"product": "Windows Server, version 2004 (Server Core installation)",
"versions": [
{
"status": "affected",
"version": "unspecified"
}
]
}
]
}
],
"published": "2020-06-09T20:15:18.350",
"references": [
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1279",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "secure@microsoft.com"
},
{
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1279",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An elevation of privilege vulnerability exists when Windows Lockscreen fails to properly load spotlight images from a secure location, aka 'Windows Lockscreen Elevation of Privilege Vulnerability'."
},
{
"lang": "es",
"value": "Se presenta una vulnerabilidad de elevación de privilegios cuando Windows Lockscreen presenta un fallo al cargar apropiadamente las imágenes destacadas desde una ubicación segura, también se conoce como \"Windows Lockscreen Elevation of Privilege Vulnerability\""
}
],
"lastModified": "2026-06-17T03:00:59.720",
"configurations": [
{
"nodes": [
{
"negate": false,
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],
"sourceIdentifier": "secure@microsoft.com"
}