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CERTFR-2026-AVI-0150
Vulnerability from certfr_avis - Published: 2026-02-11 - Updated: 2026-02-11
De multiples vulnérabilités ont été découvertes dans Microsoft Windows. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, une élévation de privilèges et un déni de service à distance.
Microsoft indique que les vulnérabilités CVE-2026-21510, CVE-2026-21513, CVE-2026-21519, CVE-2026-21525 et CVE-2026-21533 sont activement exploitées.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Impacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Microsoft | Windows | Windows 10 Version 22H2 pour systèmes x64 versions antérieures à 10.0.19045.6937 | ||
| Microsoft | Windows | Windows 10 Version 1809 pour systèmes 32 bits versions antérieures à 10.0.17763.8389 | ||
| Microsoft | Windows | Windows Server 2022 (Server Core installation) versions antérieures à 10.0.20348.4711 | ||
| Microsoft | Windows | Windows 10 Version 21H2 pour systèmes x64 versions antérieures à 10.0.19044.6937 | ||
| Microsoft | Windows | Windows 10 Version 1607 pour systèmes 32 bits versions antérieures à 10.0.14393.8868 | ||
| Microsoft | Windows | Windows App pour Mac versions antérieures à 11.3.2 | ||
| Microsoft | Windows | Windows 10 Version 22H2 pour systèmes ARM64 versions antérieures à 10.0.19045.6937 | ||
| Microsoft | Windows | Windows Server 2012 R2 versions antérieures à 6.3.9600.23022 | ||
| Microsoft | Windows | Windows Server 2012 versions antérieures à 6.2.9200.25923 | ||
| Microsoft | Windows | Windows Server 2025 (Server Core installation) versions antérieures à 10.0.26100.32313 | ||
| Microsoft | Windows | Windows Server 2012 (Server Core installation) versions antérieures à 6.2.9200.25923 | ||
| Microsoft | Windows | Windows Server 2025 versions antérieures à 10.0.26100.32313 | ||
| Microsoft | Windows | Windows 10 Version 21H2 pour systèmes 32 bits versions antérieures à 10.0.19044.6937 | ||
| Microsoft | .Net | .NET 10.0 installed sur Windows versions antérieures à 10.0.3 | ||
| Microsoft | .Net | .NET 8.0 installed sur Windows versions antérieures à 8.0.24 | ||
| Microsoft | Windows | Windows Server 2016 (Server Core installation) versions antérieures à 10.0.14393.8868 | ||
| Microsoft | Windows | Windows Server 2019 (Server Core installation) versions antérieures à 10.0.17763.8389 | ||
| Microsoft | Windows | Windows 10 Version 22H2 pour systèmes 32 bits versions antérieures à 10.0.19045.6937 | ||
| Microsoft | Windows | Windows 11 Version 24H2 pour systèmes x64 versions antérieures à 10.0.26100.7781 | ||
| Microsoft | Windows | Windows 11 Version 25H2 pour systèmes x64 versions antérieures à 10.0.26200.7781 | ||
| Microsoft | .Net | .NET 9.0 installed sur Windows versions antérieures à 9.0.13 | ||
| Microsoft | Windows | Windows 11 Version 23H2 pour systèmes x64 versions antérieures à 10.0.22631.6649 | ||
| Microsoft | Windows | Windows Server 2022 versions antérieures à 10.0.20348.4711 | ||
| Microsoft | Windows | Windows Server 2022, 23H2 Edition (Server Core installation) versions antérieures à 10.0.25398.2149 | ||
| Microsoft | Windows | Windows 10 Version 1809 pour systèmes x64 versions antérieures à 10.0.17763.8389 | ||
| Microsoft | Windows | Windows 11 version 26H1 pour systèmes x64 antérieures à 10.0.28000.1575 | ||
| Microsoft | Windows | Windows Notepad versions antérieures à 11.2510 | ||
| Microsoft | Windows | Windows Server 2019 versions antérieures à 10.0.17763.8389 | ||
| Microsoft | Windows | Windows Server 2016 versions antérieures à 10.0.14393.8868 | ||
| Microsoft | Windows | Windows 11 Version 23H2 pour systèmes ARM64 versions antérieures à 10.0.22631.6649 | ||
| Microsoft | Windows | Windows 11 Version 24H2 pour systèmes ARM64 versions antérieures à 10.0.26100.7781 | ||
| Microsoft | Windows | Windows 10 Version 21H2 pour systèmes ARM64 versions antérieures à 10.0.19044.6937 | ||
| Microsoft | Windows | Windows 10 Version 1607 pour systèmes x64 versions antérieures à 10.0.14393.8868 | ||
| Microsoft | Windows | Windows 11 Version 25H2 pour systèmes ARM64 versions antérieures à 10.0.26200.7781 | ||
| Microsoft | Windows | Windows Server 2012 R2 (Server Core installation) versions antérieures à 6.3.9600.23022 | ||
| Microsoft | Windows | Windows 11 Version 26H1 pour systèmes ARM64 versions antérieures à 10.0.28000.1575 |
References
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Windows 10 Version 22H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.19045.6937",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 1809 pour syst\u00e8mes 32 bits versions ant\u00e9rieures \u00e0 10.0.17763.8389",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2022 (Server Core installation) versions ant\u00e9rieures \u00e0 10.0.20348.4711",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 21H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.19044.6937",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 1607 pour syst\u00e8mes 32 bits versions ant\u00e9rieures \u00e0 10.0.14393.8868",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows App pour Mac versions ant\u00e9rieures \u00e0 11.3.2",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 22H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.19045.6937",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2012 R2 versions ant\u00e9rieures \u00e0 6.3.9600.23022",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2012 versions ant\u00e9rieures \u00e0 6.2.9200.25923",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2025 (Server Core installation) versions ant\u00e9rieures \u00e0 10.0.26100.32313",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2012 (Server Core installation) versions ant\u00e9rieures \u00e0 6.2.9200.25923",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2025 versions ant\u00e9rieures \u00e0 10.0.26100.32313",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 21H2 pour syst\u00e8mes 32 bits versions ant\u00e9rieures \u00e0 10.0.19044.6937",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0 installed sur Windows versions ant\u00e9rieures \u00e0 10.0.3",
"product": {
"name": ".Net",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 8.0 installed sur Windows versions ant\u00e9rieures \u00e0 8.0.24",
"product": {
"name": ".Net",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2016 (Server Core installation) versions ant\u00e9rieures \u00e0 10.0.14393.8868",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2019 (Server Core installation) versions ant\u00e9rieures \u00e0 10.0.17763.8389",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 22H2 pour syst\u00e8mes 32 bits versions ant\u00e9rieures \u00e0 10.0.19045.6937",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 24H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.26100.7781",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 25H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.26200.7781",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0 installed sur Windows versions ant\u00e9rieures \u00e0 9.0.13",
"product": {
"name": ".Net",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 23H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.22631.6649",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2022 versions ant\u00e9rieures \u00e0 10.0.20348.4711",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2022, 23H2 Edition (Server Core installation) versions ant\u00e9rieures \u00e0 10.0.25398.2149",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 1809 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.17763.8389",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 version 26H1 pour syst\u00e8mes x64 ant\u00e9rieures \u00e0 10.0.28000.1575",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Notepad versions ant\u00e9rieures \u00e0 11.2510",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2019 versions ant\u00e9rieures \u00e0 10.0.17763.8389",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2016 versions ant\u00e9rieures \u00e0 10.0.14393.8868",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 23H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.22631.6649",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 24H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.26100.7781",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 21H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.19044.6937",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 1607 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.14393.8868",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 25H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.26200.7781",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2012 R2 (Server Core installation) versions ant\u00e9rieures \u00e0 6.3.9600.23022",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 26H1 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.28000.1575",
"product": {
"name": "Windows",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
}
],
"affected_systems_content": "",
"content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
"cves": [
{
"name": "CVE-2026-21245",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21245"
},
{
"name": "CVE-2026-21247",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21247"
},
{
"name": "CVE-2026-21525",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21525"
},
{
"name": "CVE-2026-21232",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21232"
},
{
"name": "CVE-2026-21513",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21513"
},
{
"name": "CVE-2026-21244",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21244"
},
{
"name": "CVE-2026-21243",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21243"
},
{
"name": "CVE-2026-21249",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21249"
},
{
"name": "CVE-2026-21235",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21235"
},
{
"name": "CVE-2026-21231",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21231"
},
{
"name": "CVE-2026-21519",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21519"
},
{
"name": "CVE-2026-21238",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21238"
},
{
"name": "CVE-2026-21533",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21533"
},
{
"name": "CVE-2026-21237",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21237"
},
{
"name": "CVE-2023-2804",
"url": "https://www.cve.org/CVERecord?id=CVE-2023-2804"
},
{
"name": "CVE-2026-21240",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21240"
},
{
"name": "CVE-2026-21246",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21246"
},
{
"name": "CVE-2026-21253",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21253"
},
{
"name": "CVE-2026-21251",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21251"
},
{
"name": "CVE-2026-21508",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21508"
},
{
"name": "CVE-2026-20841",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20841"
},
{
"name": "CVE-2026-21239",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21239"
},
{
"name": "CVE-2026-21248",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21248"
},
{
"name": "CVE-2026-21242",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21242"
},
{
"name": "CVE-2026-21222",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21222"
},
{
"name": "CVE-2026-21234",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21234"
},
{
"name": "CVE-2026-20846",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-20846"
},
{
"name": "CVE-2026-21517",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21517"
},
{
"name": "CVE-2026-21218",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21218"
},
{
"name": "CVE-2026-21250",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21250"
},
{
"name": "CVE-2026-21255",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21255"
},
{
"name": "CVE-2026-21241",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21241"
},
{
"name": "CVE-2026-21236",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21236"
},
{
"name": "CVE-2026-21510",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-21510"
}
],
"initial_release_date": "2026-02-11T00:00:00",
"last_revision_date": "2026-02-11T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-0150",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-02-11T00:00:00.000000"
}
],
"risks": [
{
"description": "D\u00e9ni de service \u00e0 distance"
},
{
"description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
},
{
"description": "Contournement de la politique de s\u00e9curit\u00e9"
},
{
"description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Microsoft Windows. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance, une \u00e9l\u00e9vation de privil\u00e8ges et un d\u00e9ni de service \u00e0 distance.\n\nMicrosoft indique que les vuln\u00e9rabilit\u00e9s CVE-2026-21510, CVE-2026-21513, CVE-2026-21519, CVE-2026-21525 et CVE-2026-21533 sont activement exploit\u00e9es.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Microsoft Windows",
"vendor_advisories": [
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21251",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21251"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21231",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21231"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-20846",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20846"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21513",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21513"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21519",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21519"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21247",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21247"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21238",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21238"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21241",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21241"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21244",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21244"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21243",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21243"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21245",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21245"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21232",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21232"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21525",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21525"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21235",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21235"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21248",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21248"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21234",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21234"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21517",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21517"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21250",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21250"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21218",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21218"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-20841",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-20841"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21242",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21242"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21510",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21510"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21237",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21237"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21222",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21222"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21255",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21255"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21240",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21240"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2023-2804",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-2804"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21253",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21253"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21249",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21249"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21508",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21508"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21246",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21246"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21236",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21236"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21239",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21239"
},
{
"published_at": "2026-02-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-21533",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21533"
}
]
}
CVE-2026-21237 (GCVE-0-2026-21237)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows Subsystem for Linux Elevation of Privilege Vulnerability
Summary
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
12 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows 10 Version 21H2 |
Affected:
10.0.19044.0 , < 10.0.19044.6937
(custom)
|
|
| Microsoft | Windows 10 Version 22H2 |
Affected:
10.0.19045.0 , < 10.0.19045.6937
(custom)
|
|
| Microsoft | Windows 11 version 22H3 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.7840
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.7840
(custom)
|
|
| Microsoft | Windows 11 version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows 11 Version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.4773
(custom)
|
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) |
Affected:
10.0.25398.0 , < 10.0.25398.2149
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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CVE-2026-21238 (GCVE-0-2026-21238)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Summary
Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-284 - Improper Access Control
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
22 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows 10 Version 1607 |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows 10 Version 21H2 |
Affected:
10.0.19044.0 , < 10.0.19044.6937
(custom)
|
|
| Microsoft | Windows 10 Version 22H2 |
Affected:
10.0.19045.0 , < 10.0.19045.6937
(custom)
|
|
| Microsoft | Windows 11 version 22H3 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.7840
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.7840
(custom)
|
|
| Microsoft | Windows 11 version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows 11 Version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows Server 2012 |
Affected:
6.2.9200.0 , < 6.2.9200.25923
(custom)
|
|
| Microsoft | Windows Server 2012 (Server Core installation) |
Affected:
6.2.9200.0 , < 6.2.9200.25923
(custom)
|
|
| Microsoft | Windows Server 2012 R2 |
Affected:
6.3.9600.0 , < 6.3.9600.23022
(custom)
|
|
| Microsoft | Windows Server 2012 R2 (Server Core installation) |
Affected:
6.3.9600.0 , < 6.3.9600.23022
(custom)
|
|
| Microsoft | Windows Server 2016 |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows Server 2016 (Server Core installation) |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows Server 2019 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.4773
(custom)
|
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) |
Affected:
10.0.25398.0 , < 10.0.25398.2149
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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CVE-2026-21239 (GCVE-0-2026-21239)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows Kernel Elevation of Privilege Vulnerability
Summary
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
20 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows 10 Version 1607 |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows 10 Version 21H2 |
Affected:
10.0.19044.0 , < 10.0.19044.6937
(custom)
|
|
| Microsoft | Windows 10 Version 22H2 |
Affected:
10.0.19045.0 , < 10.0.19045.6937
(custom)
|
|
| Microsoft | Windows 11 version 22H3 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.7840
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.7840
(custom)
|
|
| Microsoft | Windows Server 2012 |
Affected:
6.2.9200.0 , < 6.2.9200.25923
(custom)
|
|
| Microsoft | Windows Server 2012 (Server Core installation) |
Affected:
6.2.9200.0 , < 6.2.9200.25923
(custom)
|
|
| Microsoft | Windows Server 2012 R2 |
Affected:
6.3.9600.0 , < 6.3.9600.23022
(custom)
|
|
| Microsoft | Windows Server 2012 R2 (Server Core installation) |
Affected:
6.3.9600.0 , < 6.3.9600.23022
(custom)
|
|
| Microsoft | Windows Server 2016 |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows Server 2016 (Server Core installation) |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows Server 2019 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.4773
(custom)
|
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) |
Affected:
10.0.25398.0 , < 10.0.25398.2149
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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CVE-2026-21240 (GCVE-0-2026-21240)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows HTTP.sys Elevation of Privilege Vulnerability
Summary
Time-of-check time-of-use (toctou) race condition in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
15 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows 10 Version 21H2 |
Affected:
10.0.19044.0 , < 10.0.19044.6937
(custom)
|
|
| Microsoft | Windows 10 Version 22H2 |
Affected:
10.0.19045.0 , < 10.0.19045.6937
(custom)
|
|
| Microsoft | Windows 11 version 22H3 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.7840
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.7840
(custom)
|
|
| Microsoft | Windows 11 version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows 11 Version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows Server 2019 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.4773
(custom)
|
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) |
Affected:
10.0.25398.0 , < 10.0.25398.2149
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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CVE-2026-21241 (GCVE-0-2026-21241)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
Summary
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-416 - Use After Free
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
10 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows 11 version 22H3 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.7840
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.7840
(custom)
|
|
| Microsoft | Windows 11 version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows 11 Version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.4773
(custom)
|
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) |
Affected:
10.0.25398.0 , < 10.0.25398.2149
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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CVE-2026-21242 (GCVE-0-2026-21242)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows Subsystem for Linux Elevation of Privilege Vulnerability
Summary
Use after free in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-416 - Use After Free
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
12 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows 10 Version 21H2 |
Affected:
10.0.19044.0 , < 10.0.19044.6937
(custom)
|
|
| Microsoft | Windows 10 Version 22H2 |
Affected:
10.0.19045.0 , < 10.0.19045.6937
(custom)
|
|
| Microsoft | Windows 11 version 22H3 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.7840
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.7840
(custom)
|
|
| Microsoft | Windows 11 version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows 11 Version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.4773
(custom)
|
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) |
Affected:
10.0.25398.0 , < 10.0.25398.2149
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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CVE-2026-21243 (GCVE-0-2026-21243)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability
Summary
Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
6 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows Server 2019 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.4773
(custom)
|
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) |
Affected:
10.0.25398.0 , < 10.0.25398.2149
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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CVE-2026-21244 (GCVE-0-2026-21244)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows Hyper-V Remote Code Execution Vulnerability
Summary
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
18 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows 10 Version 1607 |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows 10 Version 21H2 |
Affected:
10.0.19044.0 , < 10.0.19044.6937
(custom)
|
|
| Microsoft | Windows 10 Version 22H2 |
Affected:
10.0.19045.0 , < 10.0.19045.6937
(custom)
|
|
| Microsoft | Windows 11 version 22H3 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.7840
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.7840
(custom)
|
|
| Microsoft | Windows 11 version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows 11 Version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows Server 2016 |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows Server 2016 (Server Core installation) |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows Server 2019 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.4773
(custom)
|
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) |
Affected:
10.0.25398.0 , < 10.0.25398.2149
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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CVE-2026-21245 (GCVE-0-2026-21245)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows Kernel Elevation of Privilege Vulnerability
Summary
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
6 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.7840
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.7840
(custom)
|
|
| Microsoft | Windows 11 version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows 11 Version 26H1 |
Affected:
10.0.28000.0 , < 10.0.28000.1575
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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CVE-2026-21246 (GCVE-0-2026-21246)
Vulnerability from cvelistv5 – Published: 2026-02-10 17:51 – Updated: 2026-05-11 21:25
VLAI
EPSS
Title
Windows Graphics Component Elevation of Privilege Vulnerability
Summary
Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-122 - Heap-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
20 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Windows 10 Version 1607 |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows 10 Version 1809 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows 10 Version 21H2 |
Affected:
10.0.19044.0 , < 10.0.19044.6937
(custom)
|
|
| Microsoft | Windows 10 Version 22H2 |
Affected:
10.0.19045.0 , < 10.0.19045.6937
(custom)
|
|
| Microsoft | Windows 11 version 22H3 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 23H2 |
Affected:
10.0.22631.0 , < 10.0.22631.6649
(custom)
|
|
| Microsoft | Windows 11 Version 24H2 |
Affected:
10.0.26100.0 , < 10.0.26100.7840
(custom)
|
|
| Microsoft | Windows 11 Version 25H2 |
Affected:
10.0.26200.0 , < 10.0.26200.7840
(custom)
|
|
| Microsoft | Windows Server 2012 |
Affected:
6.2.9200.0 , < 6.2.9200.25923
(custom)
|
|
| Microsoft | Windows Server 2012 (Server Core installation) |
Affected:
6.2.9200.0 , < 6.2.9200.25923
(custom)
|
|
| Microsoft | Windows Server 2012 R2 |
Affected:
6.3.9600.0 , < 6.3.9600.23022
(custom)
|
|
| Microsoft | Windows Server 2012 R2 (Server Core installation) |
Affected:
6.3.9600.0 , < 6.3.9600.23022
(custom)
|
|
| Microsoft | Windows Server 2016 |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows Server 2016 (Server Core installation) |
Affected:
10.0.14393.0 , < 10.0.14393.8868
(custom)
|
|
| Microsoft | Windows Server 2019 |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2019 (Server Core installation) |
Affected:
10.0.17763.0 , < 10.0.17763.8389
(custom)
|
|
| Microsoft | Windows Server 2022 |
Affected:
10.0.20348.0 , < 10.0.20348.4773
(custom)
|
|
| Microsoft | Windows Server 2022, 23H2 Edition (Server Core installation) |
Affected:
10.0.25398.0 , < 10.0.25398.2149
(custom)
|
|
| Microsoft | Windows Server 2025 |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
|
| Microsoft | Windows Server 2025 (Server Core installation) |
Affected:
10.0.26100.0 , < 10.0.26100.32370
(custom)
|
Date Public
2026-02-10 16:00
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"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*",
"versionEndExcluding": "6.3.9600.23022",
"versionStartIncluding": "6.3.9600.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*",
"versionEndExcluding": "6.3.9600.23022",
"versionStartIncluding": "6.3.9600.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"datePublic": "2026-02-10T16:00:00.000Z",
"descriptions": [
{
"lang": "en-US",
"value": "Heap-based buffer overflow in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally."
}
],
"metrics": [
{
"cvssV3_1": {
"baseScore": 7.8,
"baseSeverity": "HIGH",
"vectorString": "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",
"version": "3.1"
},
"format": "CVSS",
"scenarios": [
{
"lang": "en-US",
"value": "GENERAL"
}
]
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-122",
"description": "CWE-122: Heap-based Buffer Overflow",
"lang": "en-US",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-11T21:25:53.545Z",
"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"shortName": "microsoft"
},
"references": [
{
"name": "Windows Graphics Component Elevation of Privilege Vulnerability",
"tags": [
"vendor-advisory",
"patch"
],
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21246"
}
],
"title": "Windows Graphics Component Elevation of Privilege Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8",
"assignerShortName": "microsoft",
"cveId": "CVE-2026-21246",
"datePublished": "2026-02-10T17:51:20.911Z",
"dateReserved": "2025-12-11T21:02:05.735Z",
"dateUpdated": "2026-05-11T21:25:53.545Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
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Trend slope:
-
(linear fit over daily sighting counts)
Show additional events:
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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