CERTFR-2026-AVI-1060
Vulnerability from certfr_avis - Published: 2026-08-20 - Updated: 2026-08-20
De multiples vulnérabilités ont été découvertes dans Microsoft Windows. Elles permettent à un attaquant de provoquer une élévation de privilèges et une atteinte à la confidentialité des données.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
Impacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Microsoft | N/A | Windows 10 Version 1607 pour systèmes 32 bits versions antérieures à 10.0.14393.9418 | ||
| Microsoft | N/A | Windows App pour Mac versions antérieures à 11.3.9 | ||
| Microsoft | N/A | Windows 10 Version 22H2 pour systèmes 32 bits versions antérieures à 10.0.19045.7663 | ||
| Microsoft | N/A | Windows 11 Version 24H2 pour systèmes ARM64 versions antérieures à 10.0.26200.9106 | ||
| Microsoft | N/A | Windows 10 Version 22H2 pour systèmes ARM64 versions antérieures à 10.0.19045.7663 | ||
| Microsoft | N/A | Windows 11 Version 23H2 pour systèmes x64 versions antérieures à 10.0.22621.7566 | ||
| Microsoft | N/A | Windows 11 Version 26H1 pour systèmes ARM64 versions antérieures à 10.0.28000.2704 | ||
| Microsoft | N/A | Windows Server 2022 (Server Core installation) versions antérieures à 10.0.20348.5440 | ||
| Microsoft | N/A | Windows Server 2025 versions antérieures à 10.0.26100.33222 | ||
| Microsoft | N/A | Windows Server 2025 (Server Core installation) versions antérieures à 10.0.26100.33222 | ||
| Microsoft | N/A | Windows Server 2016 (Server Core installation) versions antérieures à 10.0.14393.9418 | ||
| Microsoft | N/A | Windows 11 Version 24H2 pour systèmes x64 versions antérieures à 10.0.26200.9106 | ||
| Microsoft | N/A | Windows Server 2022 versions antérieures à 10.0.20348.5440 | ||
| Microsoft | N/A | Windows Server 2016 versions antérieures à 10.0.14393.9418 | ||
| Microsoft | N/A | Windows 10 Version 22H2 pour systèmes x64 versions antérieures à 10.0.19045.7663 | ||
| Microsoft | N/A | Windows 11 Version 23H2 pour systèmes ARM64 versions antérieures à 10.0.22621.7566 | ||
| Microsoft | N/A | Windows 11 version 26H1 pour systèmes x64 antérieures à 10.0.28000.2704 | ||
| Microsoft | N/A | Windows Server 2019 versions antérieures à 10.0.17763.9121 | ||
| Microsoft | N/A | Windows Server 2019 (Server Core installation) versions antérieures à 10.0.17763.9121 | ||
| Microsoft | N/A | Windows 10 Version 1809 pour systèmes 32 bits versions antérieures à 10.0.17763.9121 | ||
| Microsoft | N/A | Windows 10 Version 21H2 pour systèmes 32 bits versions antérieures à 10.0.19044.7663 | ||
| Microsoft | N/A | Windows Server 2012 versions antérieures à 6.2.9200.26280 | ||
| Microsoft | N/A | Windows 10 Version 21H2 pour systèmes ARM64 versions antérieures à 10.0.19044.7663 | ||
| Microsoft | N/A | Windows Server 2012 (Server Core installation) versions antérieures à 6.2.9200.26280 | ||
| Microsoft | N/A | Windows 11 Version 25H2 pour systèmes x64 versions antérieures à 10.0.26200.9168 | ||
| Microsoft | N/A | Windows 10 Version 1607 pour systèmes x64 versions antérieures à 10.0.14393.9418 | ||
| Microsoft | N/A | Windows Server 2012 R2 versions antérieures à 6.3.9600.23338 | ||
| Microsoft | N/A | Windows 10 Version 1809 pour systèmes x64 versions antérieures à 10.0.17763.9121 | ||
| Microsoft | N/A | Windows 10 Version 21H2 pour systèmes x64 versions antérieures à 10.0.19044.7663 | ||
| Microsoft | N/A | Windows Server 2012 R2 (Server Core installation) versions antérieures à 6.3.9600.23338 | ||
| Microsoft | N/A | Windows 11 Version 25H2 pour systèmes ARM64 versions antérieures à 10.0.26200.9168 |
References
| Title | Publication Time | Tags | ||||||
|---|---|---|---|---|---|---|---|---|
|
||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": "Windows 10 Version 1607 pour syst\u00e8mes 32 bits versions ant\u00e9rieures \u00e0 10.0.14393.9418",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows App pour Mac versions ant\u00e9rieures \u00e0 11.3.9",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 22H2 pour syst\u00e8mes 32 bits versions ant\u00e9rieures \u00e0 10.0.19045.7663",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 24H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.26200.9106",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 22H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.19045.7663",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 23H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.22621.7566",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 26H1 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.28000.2704",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2022 (Server Core installation) versions ant\u00e9rieures \u00e0 10.0.20348.5440",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2025 versions ant\u00e9rieures \u00e0 10.0.26100.33222",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2025 (Server Core installation) versions ant\u00e9rieures \u00e0 10.0.26100.33222",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2016 (Server Core installation) versions ant\u00e9rieures \u00e0 10.0.14393.9418",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 24H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.26200.9106",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2022 versions ant\u00e9rieures \u00e0 10.0.20348.5440",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2016 versions ant\u00e9rieures \u00e0 10.0.14393.9418",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 22H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.19045.7663",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 23H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.22621.7566",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 version 26H1 pour syst\u00e8mes x64 ant\u00e9rieures \u00e0 10.0.28000.2704",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2019 versions ant\u00e9rieures \u00e0 10.0.17763.9121",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2019 (Server Core installation) versions ant\u00e9rieures \u00e0 10.0.17763.9121",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 1809 pour syst\u00e8mes 32 bits versions ant\u00e9rieures \u00e0 10.0.17763.9121",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 21H2 pour syst\u00e8mes 32 bits versions ant\u00e9rieures \u00e0 10.0.19044.7663",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2012 versions ant\u00e9rieures \u00e0 6.2.9200.26280",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 21H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.19044.7663",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2012 (Server Core installation) versions ant\u00e9rieures \u00e0 6.2.9200.26280",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 25H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.26200.9168",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 1607 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.14393.9418",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2012 R2 versions ant\u00e9rieures \u00e0 6.3.9600.23338",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 1809 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.17763.9121",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 10 Version 21H2 pour syst\u00e8mes x64 versions ant\u00e9rieures \u00e0 10.0.19044.7663",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows Server 2012 R2 (Server Core installation) versions ant\u00e9rieures \u00e0 6.3.9600.23338",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Windows 11 Version 25H2 pour syst\u00e8mes ARM64 versions ant\u00e9rieures \u00e0 10.0.26200.9168",
"product": {
"name": "N/A",
"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-2026-62727",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62727"
},
{
"name": "CVE-2026-69550",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-69550"
}
],
"initial_release_date": "2026-08-20T00:00:00",
"last_revision_date": "2026-08-20T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-1060",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-08-20T00:00:00.000000"
}
],
"risks": [
{
"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. Elles permettent \u00e0 un attaquant de provoquer une \u00e9l\u00e9vation de privil\u00e8ges et une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Microsoft Windows",
"vendor_advisories": [
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-62727",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62727"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft Windows CVE-2026-69550",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69550"
}
]
}
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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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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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