CERTFR-2026-AVI-1146
Vulnerability from certfr_avis - Published: 2026-09-09 - Updated: 2026-09-09
De multiples vulnérabilités ont été découvertes dans Microsoft .Net. 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.
Solutions
Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).
NoneImpacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Microsoft | N/A | .NET 9.0 installé sur Linux versions antérieures à 9.0.120, 9.0.317 | ||
| Microsoft | N/A | Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 versions antérieures à 4.7.4145.0 | ||
| Microsoft | N/A | Microsoft .NET Framework 4.8.1 versions antérieures à 4.8.9347.0 | ||
| Microsoft | N/A | ASP.NET Core 8.0 versions antérieures à 8.0.31 | ||
| Microsoft | N/A | .NET 8.0 installé sur Windows versions antérieures à 8.0.130, 8.0.424 | ||
| Microsoft | N/A | .NET 8.0 installé sur Windows versions antérieures à 8.0.31 | ||
| Microsoft | N/A | .NET 9.0 installé sur Windows versions antérieures à 9.0.20 | ||
| Microsoft | N/A | .NET 10.0 installé sur Mac OS versions antérieures à 10.0.111, 10.0.400 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.6.2/4.7/4.7.1/4.7.2 versions antérieures à 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4145.0 | ||
| Microsoft | N/A | .NET 10.0 installé sur Linux versions antérieures à 10.0.111, 10.0.400 | ||
| Microsoft | N/A | .NET 9.0 installé sur Mac OS versions antérieures à 9.0.120, 9.0.317 | ||
| Microsoft | N/A | ASP.NET Core 9.0 versions antérieures à 9.0.20 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.6.2/4.7/4.7.1/4.7.2 versions antérieures à 2.0.50727.8984 & 3.0.30729.8980 & 4.7.4145.0 | ||
| Microsoft | N/A | .NET 10.0 installé sur Windows versions antérieures à 10.0.111, 10.0.400 | ||
| Microsoft | N/A | .NET 11.0 installé sur Linux versions antérieures à 11.0 RC1 | ||
| Microsoft | N/A | .NET 11.0 installé sur Mac OS versions antérieures à 11.0 RC1 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.8 versions antérieures à 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4806.0 | ||
| Microsoft | N/A | ASP.NET Core 11.0 versions antérieures à 11.0 RC1 | ||
| Microsoft | N/A | .NET 9.0 installé sur Linux versions antérieures à 9.0.317 | ||
| Microsoft | N/A | ASP.NET Core 10.0 versions antérieures à 10.0.12 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.8.1 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9347.0 | ||
| Microsoft | N/A | .NET 10.0 installé sur Windows versions antérieures à 10.0.12 | ||
| Microsoft | N/A | .NET 9.0 installé sur Windows versions antérieures à 9.0.120, 9.0.317 | ||
| Microsoft | N/A | .NET 11.0 installé sur Windows versions antérieures à 11.0 RC1 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.8.1 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9346.0 | ||
| Microsoft | N/A | Microsoft .NET Framework 4.8 versions antérieures à 4.8.4806.0 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.8 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 & 4.8.4806.0 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.7.2 versions antérieures à 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4145.0 | ||
| Microsoft | N/A | .NET 8.0 installé sur Linux versions antérieures à 8.0.130, 8.0.424 | ||
| Microsoft | N/A | .NET 8.0 installé sur Mac OS versions antérieures à 8.0.130, 8.0.424 |
References
| Title | Publication Time | Tags | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": ".NET 9.0 install\u00e9 sur Linux versions ant\u00e9rieures \u00e0 9.0.120, 9.0.317",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 versions ant\u00e9rieures \u00e0 4.7.4145.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 4.8.1 versions ant\u00e9rieures \u00e0 4.8.9347.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "ASP.NET Core 8.0 versions ant\u00e9rieures \u00e0 8.0.31",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 8.0 install\u00e9 sur Windows versions ant\u00e9rieures \u00e0 8.0.130, 8.0.424",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 8.0 install\u00e9 sur Windows versions ant\u00e9rieures \u00e0 8.0.31",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0 install\u00e9 sur Windows versions ant\u00e9rieures \u00e0 9.0.20",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0 install\u00e9 sur Mac OS versions ant\u00e9rieures \u00e0 10.0.111, 10.0.400",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 3.5 et 4.6.2/4.7/4.7.1/4.7.2 versions ant\u00e9rieures \u00e0 2.0.50727.9070 \u0026 3.0.30729.9068 \u0026 4.7.4145.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0 install\u00e9 sur Linux versions ant\u00e9rieures \u00e0 10.0.111, 10.0.400",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0 install\u00e9 sur Mac OS versions ant\u00e9rieures \u00e0 9.0.120, 9.0.317",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "ASP.NET Core 9.0 versions ant\u00e9rieures \u00e0 9.0.20",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 3.5 et 4.6.2/4.7/4.7.1/4.7.2 versions ant\u00e9rieures \u00e0 2.0.50727.8984 \u0026 3.0.30729.8980 \u0026 4.7.4145.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0 install\u00e9 sur Windows versions ant\u00e9rieures \u00e0 10.0.111, 10.0.400",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 11.0 install\u00e9 sur Linux versions ant\u00e9rieures \u00e0 11.0 RC1",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 11.0 install\u00e9 sur Mac OS versions ant\u00e9rieures \u00e0 11.0 RC1",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 3.5 et 4.8 versions ant\u00e9rieures \u00e0 2.0.50727.9070 \u0026 3.0.30729.9068 \u0026 4.8.4806.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "ASP.NET Core 11.0 versions ant\u00e9rieures \u00e0 11.0 RC1",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0 install\u00e9 sur Linux versions ant\u00e9rieures \u00e0 9.0.317",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "ASP.NET Core 10.0 versions ant\u00e9rieures \u00e0 10.0.12",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 3.5 et 4.8.1 versions ant\u00e9rieures \u00e0 2.0.50727.9183 \u0026 3.0.30729.9169 \u0026 4.8.9347.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0 install\u00e9 sur Windows versions ant\u00e9rieures \u00e0 10.0.12",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0 install\u00e9 sur Windows versions ant\u00e9rieures \u00e0 9.0.120, 9.0.317",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 11.0 install\u00e9 sur Windows versions ant\u00e9rieures \u00e0 11.0 RC1",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 3.5 et 4.8.1 versions ant\u00e9rieures \u00e0 2.0.50727.9183 \u0026 3.0.30729.9169 \u0026 4.8.9346.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 4.8 versions ant\u00e9rieures \u00e0 4.8.4806.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 3.5 et 4.8 versions ant\u00e9rieures \u00e0 2.0.50727.9183 \u0026 3.0.30729.9169 \u0026 4.8.4806.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 3.5 et 4.7.2 versions ant\u00e9rieures \u00e0 2.0.50727.9070 \u0026 3.0.30729.9068 \u0026 4.7.4145.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 8.0 install\u00e9 sur Linux versions ant\u00e9rieures \u00e0 8.0.130, 8.0.424",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 8.0 install\u00e9 sur Mac OS versions ant\u00e9rieures \u00e0 8.0.130, 8.0.424",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
}
],
"affected_systems_content": null,
"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-2026-71328",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-71328"
},
{
"name": "CVE-2026-69806",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-69806"
},
{
"name": "CVE-2026-69522",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-69522"
},
{
"name": "CVE-2026-69439",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-69439"
},
{
"name": "CVE-2026-58649",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-58649"
},
{
"name": "CVE-2026-69304",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-69304"
}
],
"initial_release_date": "2026-09-09T00:00:00",
"last_revision_date": "2026-09-09T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-1146",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-09-09T00:00:00.000000"
}
],
"risks": [
{
"description": "D\u00e9ni de service \u00e0 distance"
},
{
"description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
},
{
"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 .Net. 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.",
"title": "Multiples vuln\u00e9rabilit\u00e9s dans Microsoft .Net",
"vendor_advisories": [
{
"published_at": "2026-09-08",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-71328",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-71328"
},
{
"published_at": "2026-09-08",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-69439",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69439"
},
{
"published_at": "2026-09-08",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-58649",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58649"
},
{
"published_at": "2026-09-08",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-69806",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69806"
},
{
"published_at": "2026-09-08",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-69304",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69304"
},
{
"published_at": "2026-09-08",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-69522",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69522"
}
]
}
Loading…
Loading…
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.
Loading…
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.
Loading…
Loading…