CERTFR-2026-AVI-0272
Vulnerability from certfr_avis - Published: 2026-03-11 - Updated: 2026-03-11
De multiples vulnérabilités ont été découvertes dans Microsoft .Net. Elles permettent à un attaquant de provoquer 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).
Impacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Microsoft | N/A | .NET 10.0.x sur Linux versions antérieures à 10.0.4 | ||
| Microsoft | N/A | ASP.NET Core 10.0.x versions antérieures à 10.0.4 | ||
| Microsoft | N/A | .NET 9.0.x sur Mac OS versions antérieures à 9.0.14 | ||
| Microsoft | N/A | .NET 9.0.x sur Linux versions antérieures à 9.0.14 | ||
| Microsoft | N/A | ASP.NET Core 9.0.x versions antérieures à 9.0.14 | ||
| Microsoft | N/A | .NET 10.0.x sur Windows versions antérieures à 10.0.4 | ||
| Microsoft | N/A | .NET 9.0.x sur Windows versions antérieures à 9.0.14 | ||
| Microsoft | N/A | .NET 10.0.x sur Mac OS versions antérieures à 10.0.4 | ||
| Microsoft | N/A | ASP.NET Core 8.0.x versions antérieures à 8.0.25 |
References
| Title | Publication Time | Tags | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": ".NET 10.0.x sur Linux versions ant\u00e9rieures \u00e0 10.0.4",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "ASP.NET Core 10.0.x versions ant\u00e9rieures \u00e0 10.0.4",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0.x sur Mac OS versions ant\u00e9rieures \u00e0 9.0.14",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0.x sur Linux versions ant\u00e9rieures \u00e0 9.0.14",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "ASP.NET Core 9.0.x versions ant\u00e9rieures \u00e0 9.0.14",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0.x sur Windows versions ant\u00e9rieures \u00e0 10.0.4",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0.x sur Windows versions ant\u00e9rieures \u00e0 9.0.14",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0.x sur Mac OS versions ant\u00e9rieures \u00e0 10.0.4",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "ASP.NET Core 8.0.x versions ant\u00e9rieures \u00e0 8.0.25",
"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-2026-26130",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-26130"
},
{
"name": "CVE-2026-26127",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-26127"
},
{
"name": "CVE-2026-26131",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-26131"
}
],
"initial_release_date": "2026-03-11T00:00:00",
"last_revision_date": "2026-03-11T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-0272",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-03-11T00:00:00.000000"
}
],
"risks": [
{
"description": "D\u00e9ni de service \u00e0 distance"
},
{
"description": "\u00c9l\u00e9vation de privil\u00e8ges"
}
],
"summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Microsoft .Net. Elles permettent \u00e0 un attaquant de provoquer 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": "2026-03-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-26130",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26130"
},
{
"published_at": "2026-03-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-26131",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26131"
},
{
"published_at": "2026-03-10",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-26127",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26127"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
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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