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CERTFR-2026-AVI-1002
Vulnerability from certfr_avis - Published: 2026-08-12 - Updated: 2026-08-12
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).
Impacted products
| Vendor | Product | Description | ||
|---|---|---|---|---|
| Microsoft | N/A | .NET 8.0 pour Mac OS versions antérieures à 8.0.30 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.7.2 versions antérieures à 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0 | ||
| Microsoft | N/A | .NET 10.0 pour Linux versions antérieures à 10.0.11 | ||
| Microsoft | N/A | .NET 9.0 pour Linux versions antérieures à 9.0.19 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.8.1 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9344.0 | ||
| Microsoft | N/A | Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 versions antérieures à 4.7.4144.0 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.8 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 & 4.8.4805.0 | ||
| Microsoft | N/A | .NET 9.0 pour Windows versions antérieures à 9.0.19 | ||
| Microsoft | N/A | Microsoft .NET Framework 4.8 versions antérieures à 4.8.4805.0 | ||
| Microsoft | N/A | .NET 8.0 pour Windows versions antérieures à 8.0.30 | ||
| Microsoft | N/A | .NET 10.0 pour Windows versions antérieures à 10.0.11 | ||
| Microsoft | N/A | .NET 9.0 pour Mac OS versions antérieures à 9.0.19 | ||
| Microsoft | N/A | Microsoft .NET Framework 4.8.1 versions antérieures à 4.8.9344.0 | ||
| Microsoft | N/A | .NET 8.0 pour Linux versions antérieures à 8.0.30 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.8.1 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0 | ||
| Microsoft | N/A | .NET 10.0 pour Mac OS versions antérieures à 10.0.11 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 versions antérieures à 2.0.50727.8984 & 3.0.30729.8980 | ||
| Microsoft | N/A | Microsoft .NET Framework 3.5 et 4.8 versions antérieures à 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0 | ||
| 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 & 4.7.4144.0 |
References
{
"$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
"affected_systems": [
{
"description": ".NET 8.0 pour Mac OS versions ant\u00e9rieures \u00e0 8.0.30",
"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 4.7.4144.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0 pour Linux versions ant\u00e9rieures \u00e0 10.0.11",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0 pour Linux versions ant\u00e9rieures \u00e0 9.0.19",
"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 4.8.9344.0",
"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 4.7.4144.0",
"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 4.8.4805.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0 pour Windows versions ant\u00e9rieures \u00e0 9.0.19",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 4.8 versions ant\u00e9rieures \u00e0 4.8.4805.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 8.0 pour Windows versions ant\u00e9rieures \u00e0 8.0.30",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0 pour Windows versions ant\u00e9rieures \u00e0 10.0.11",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 9.0 pour Mac OS versions ant\u00e9rieures \u00e0 9.0.19",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 4.8.1 versions ant\u00e9rieures \u00e0 4.8.9344.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 8.0 pour Linux versions ant\u00e9rieures \u00e0 8.0.30",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 3.5 versions ant\u00e9rieures \u00e0 2.0.50727.9183 \u0026 3.0.30729.9169",
"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 4.8.9343.0",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": ".NET 10.0 pour Mac OS versions ant\u00e9rieures \u00e0 10.0.11",
"product": {
"name": "N/A",
"vendor": {
"name": "Microsoft",
"scada": false
}
}
},
{
"description": "Microsoft .NET Framework 3.5 versions ant\u00e9rieures \u00e0 2.0.50727.8984 \u0026 3.0.30729.8980",
"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 4.8.4805.0",
"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 4.7.4144.0",
"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-2026-65810",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-65810"
},
{
"name": "CVE-2026-62897",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62897"
},
{
"name": "CVE-2026-70354",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-70354"
},
{
"name": "CVE-2026-58641",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-58641"
},
{
"name": "CVE-2026-62909",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62909"
},
{
"name": "CVE-2026-62902",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62902"
},
{
"name": "CVE-2026-62898",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62898"
},
{
"name": "CVE-2026-62901",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62901"
},
{
"name": "CVE-2026-62900",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62900"
},
{
"name": "CVE-2026-62886",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62886"
},
{
"name": "CVE-2026-62871",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62871"
},
{
"name": "CVE-2026-62899",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62899"
},
{
"name": "CVE-2026-62872",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-62872"
}
],
"initial_release_date": "2026-08-12T00:00:00",
"last_revision_date": "2026-08-12T00:00:00",
"links": [],
"reference": "CERTFR-2026-AVI-1002",
"revisions": [
{
"description": "Version initiale",
"revision_date": "2026-08-12T00:00:00.000000"
}
],
"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 .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": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62902",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62902"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62872",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62872"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-58641",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58641"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62897",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62897"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-65810",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65810"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62886",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62886"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62871",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62871"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-70354",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70354"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62909",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62909"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62899",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62899"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62901",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62901"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62900",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62900"
},
{
"published_at": "2026-08-11",
"title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62898",
"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62898"
}
]
}
CVE-2026-58641 (GCVE-0-2026-58641)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:05 – Updated: 2026-08-12 17:56
VLAI
EPSS
VEX
Title
.NET Elevation of Privilege Vulnerability
Summary
Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-12 03:55 UTC
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
Date Public
2026-08-11 14:00
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CVE-2026-62871 (GCVE-0-2026-62871)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:06 – Updated: 2026-08-12 17:56
VLAI
EPSS
VEX
Title
.NET Elevation of Privilege Vulnerability
Summary
Out-of-bounds write in .NET allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-12 03:55 UTC
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
5 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | .NET 10.0 |
Affected:
10.0.0 , < 10.0.11
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0.0 , < 8.0.30
(custom)
|
|
| Microsoft | .NET 9.0 |
Affected:
9.0.0 , < 9.0.19
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.14 |
Affected:
17.14.0 , < 17.14.38
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2026 version 18.8 |
Affected:
18.0 , < 18.8.3
(custom)
|
Date Public
2026-08-11 14:00
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"status": "affected",
"version": "8.0.0",
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CVE-2026-62872 (GCVE-0-2026-62872)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:06 – Updated: 2026-08-12 17:56
VLAI
EPSS
VEX
Title
.NET Framework Elevation of Privilege Vulnerability
Summary
Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-06 00:00 UTC
CWE
- CWE-863 - Incorrect Authorization
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
8 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | Microsoft .NET Framework 3.5 |
Affected:
3.5.0 , < 2.0.50727.9183 & 3.0.30729.9169
(custom)
|
|
| Microsoft | Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 |
Affected:
3.0.0.0 , < 2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0
(custom)
|
|
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 |
Affected:
4.7.0 , < 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0
(custom)
|
|
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 |
Affected:
4.8.0 , < 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0
(custom)
|
|
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8.1 |
Affected:
4.8.1 , < 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0
(custom)
|
|
| Microsoft | Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 |
Affected:
4.7.0 , < 4.7.4144.0
(custom)
|
|
| Microsoft | Microsoft .NET Framework 4.8 |
Affected:
4.8.0 , < 4.8.4805.0
(custom)
|
|
| Microsoft | Microsoft .NET Framework 4.8.1 |
Affected:
4.8.0.0 , < 4.8.9344.0
(custom)
|
Date Public
2026-08-11 14:00
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CVE-2026-62886 (GCVE-0-2026-62886)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:06 – Updated: 2026-08-12 17:56
VLAI
EPSS
VEX
Title
.NET Elevation of Privilege Vulnerability
Summary
Integer overflow or wraparound in .NET allows an unauthorized attacker to elevate privileges locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-12 03:55 UTC
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
5 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | .NET 10.0 |
Affected:
10.0.0 , < 10.0.11
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0.0 , < 8.0.30
(custom)
|
|
| Microsoft | .NET 9.0 |
Affected:
9.0.0 , < 9.0.19
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.14 |
Affected:
17.14.0 , < 17.14.38
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2026 version 18.8 |
Affected:
18.0 , < 18.8.3
(custom)
|
Date Public
2026-08-11 14:00
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CVE-2026-62897 (GCVE-0-2026-62897)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:04 – Updated: 2026-08-12 17:55
VLAI
EPSS
VEX
Title
.NET Framework Remote Code Execution Vulnerability
Summary
Integer overflow or wraparound in .NET Framework allows an unauthorized attacker to execute code locally.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-12 03:55 UTC
CWE
- CWE-190 - Integer Overflow or Wraparound
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
9 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | .NET 10.0 |
Affected:
10.0.0 , < 10.0.11
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0.0 , < 8.0.30
(custom)
|
|
| Microsoft | .NET 9.0 |
Affected:
9.0.0 , < 9.0.19
(custom)
|
|
| Microsoft | Microsoft .NET Framework 3.5 |
Affected:
3.5.0 , < 2.0.50727.9183 & 3.0.30729.9169
(custom)
|
|
| Microsoft | Microsoft .NET Framework 3.5 AND 4.7.2 |
Affected:
4.7.0 , < 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0
(custom)
|
|
| Microsoft | Microsoft .NET Framework 3.5 AND 4.8 |
Affected:
4.8.0 , < 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0
(custom)
|
|
| Microsoft | Microsoft .NET Framework 4.8.1 |
Affected:
4.8.0.0 , < 4.8.9344.0
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.14 |
Affected:
17.14.0 , < 17.14.38
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2026 version 18.8 |
Affected:
18.0 , < 18.8.3
(custom)
|
Date Public
2026-08-11 14:00
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CVE-2026-62898 (GCVE-0-2026-62898)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:07 – Updated: 2026-08-12 17:57
VLAI
EPSS
VEX
Title
Microsoft QUIC Information Disclosure Vulnerability
Summary
Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-11 17:47 UTC
CWE
- CWE-416 - Use After Free
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
5 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | .NET 10.0 |
Affected:
10.0.0 , < 10.0.11
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0.0 , < 8.0.30
(custom)
|
|
| Microsoft | .NET 9.0 |
Affected:
9.0.0 , < 9.0.19
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.14 |
Affected:
17.14.0 , < 17.14.38
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2026 version 18.8 |
Affected:
18.0 , < 18.8.3
(custom)
|
Date Public
2026-08-11 14:00
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CVE-2026-62899 (GCVE-0-2026-62899)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:04 – Updated: 2026-08-12 17:55
VLAI
EPSS
VEX
Title
.NET Security Feature Bypass Vulnerability
Summary
Inconsistent interpretation of http requests ('http request/response smuggling') in .NET allows an unauthorized attacker to bypass a security feature over a network.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-12 13:48 UTC
CWE
- CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
5 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | .NET 10.0 |
Affected:
10.0.0 , < 10.0.11
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0.0 , < 8.0.30
(custom)
|
|
| Microsoft | .NET 9.0 |
Affected:
9.0.0 , < 9.0.19
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.14 |
Affected:
17.14.0 , < 17.14.38
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2026 version 18.8 |
Affected:
18.0 , < 18.8.3
(custom)
|
Date Public
2026-08-11 14:00
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CVE-2026-62900 (GCVE-0-2026-62900)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:04 – Updated: 2026-08-12 17:55
VLAI
EPSS
VEX
Title
.NET Information Disclosure Vulnerability
Summary
Improper removal of sensitive information before storage or transfer in .NET allows an unauthorized attacker to disclose information over a network.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-11 20:38 UTC
CWE
- CWE-212 - Improper Removal of Sensitive Information Before Storage or Transfer
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
5 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | .NET 10.0 |
Affected:
10.0.0 , < 10.0.11
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0.0 , < 8.0.30
(custom)
|
|
| Microsoft | .NET 9.0 |
Affected:
9.0.0 , < 9.0.19
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.14 |
Affected:
17.14.0 , < 17.14.38
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2026 version 18.8 |
Affected:
18.0 , < 18.8.3
(custom)
|
Date Public
2026-08-11 14:00
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CVE-2026-62901 (GCVE-0-2026-62901)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:04 – Updated: 2026-08-12 17:55
VLAI
EPSS
VEX
Title
.NET Denial of Service Vulnerability
Summary
Unchecked input for loop condition in .NET allows an unauthorized attacker to deny service over a network.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-12 15:28 UTC
CWE
- CWE-606 - Unchecked Input for Loop Condition
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
5 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | .NET 10.0 |
Affected:
10.0.0 , < 10.0.11
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0.0 , < 8.0.30
(custom)
|
|
| Microsoft | .NET 9.0 |
Affected:
9.0.0 , < 9.0.19
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.14 |
Affected:
17.14.0 , < 17.14.38
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2026 version 18.8 |
Affected:
18.0 , < 18.8.3
(custom)
|
Date Public
2026-08-11 14:00
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CVE-2026-62902 (GCVE-0-2026-62902)
Vulnerability from cvelistv5 – Published: 2026-08-11 17:04 – Updated: 2026-08-12 17:55
VLAI
EPSS
VEX
Title
.NET Information Disclosure Vulnerability
Summary
Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to disclose information over a network.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-12 13:29 UTC
CWE
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerabi… | vendor-advisorypatch |
Impacted products
5 products
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | .NET 10.0 |
Affected:
10.0.0 , < 10.0.11
(custom)
|
|
| Microsoft | .NET 8.0 |
Affected:
8.0.0 , < 8.0.30
(custom)
|
|
| Microsoft | .NET 9.0 |
Affected:
9.0.0 , < 9.0.19
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2022 version 17.14 |
Affected:
17.14.0 , < 17.14.38
(custom)
|
|
| Microsoft | Microsoft Visual Studio 2026 version 18.8 |
Affected:
18.0 , < 18.8.3
(custom)
|
Date Public
2026-08-11 14:00
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Loading…
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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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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