CVE-2026-62872 - Vulnerability Details - OpenCVE

Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00538.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Microsoft Subscribe	.net Subscribe .net Framework Subscribe

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors	Products
Microsoft Subscribe	.net Subscribe .net Framework Subscribe

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62872

History

Tue, 11 Aug 2026 19:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 11 Aug 2026 17:15:00 +0000

Type	Values Removed	Values Added
Description		Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.
Title		.NET Framework Elevation of Privilege Vulnerability
First Time appeared		Microsoft Microsoft .net Microsoft .net Framework
Weaknesses		CWE-863
CPEs		cpe:2.3:a:microsoft:.net:::::::: cpe:2.3:a:microsoft:.net_framework::::::::
Vendors & Products		Microsoft Microsoft .net Microsoft .net Framework
References		https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62872
Metrics		cvssV3_1 `{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-08-11T17:06:22.810Z

Updated: 2026-08-13T17:36:53.402Z

Reserved: 2026-07-14T21:13:55.100Z

Link: CVE-2026-62872

Vulnrichment

Updated: 2026-08-11T18:27:07.861Z

NVD

Status : Undergoing Analysis

Published: 2026-08-11T17:18:37.970

Modified: 2026-08-12T05:18:53.797

Link: CVE-2026-62872

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-08-13T09:54:05Z

Weaknesses

CWE-863

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-62872", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-07-14T21:13:55.100Z", "datePublished": "2026-08-11T17:06:22.810Z", "dateUpdated": "2026-08-13T17:36:53.402Z"}, "containers": {"cna": {"title": ".NET Framework Elevation of Privilege Vulnerability", "datePublic": "2026-08-11T14:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.8.0", "versionEndExcluding": "4.8.4805.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.8.0", "versionEndExcluding": "2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7.0", "versionEndExcluding": "2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.0.0.0", "versionEndExcluding": "2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.7.0", "versionEndExcluding": "4.7.4144.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.8.0.0", "versionEndExcluding": "4.8.9344.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.8.1", "versionEndExcluding": "2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.5.0", "versionEndExcluding": "2.0.50727.9183 & 3.0.30729.9169"}]}]}], "affected": [{"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5", "platforms": ["Windows 11 Version 26H1 for ARM64-based Systems", "Windows 11 version 26H1 for x64-based Systems", "Windows Server 2012", "Windows Server 2012 (Server Core installation)", "Windows Server 2012 R2", "Windows Server 2012 R2 (Server Core installation)"], "versions": [{"version": "3.5.0", "lessThan": "2.0.50727.9183 & 3.0.30729.9169", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2", "platforms": ["Windows 10 Version 1607 for 32-bit Systems", "Windows 10 Version 1607 for x64-based Systems", "Windows Server 2016", "Windows Server 2016 (Server Core installation)"], "versions": [{"version": "3.0.0.0", "lessThan": "2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5 AND 4.7.2", "platforms": ["Windows 10 Version 1809 for 32-bit Systems", "Windows 10 Version 1809 for x64-based Systems", "Windows Server 2019", "Windows Server 2019 (Server Core installation)"], "versions": [{"version": "4.7.0", "lessThan": "2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5 AND 4.8", "platforms": ["Windows 10 Version 1809 for 32-bit Systems", "Windows 10 Version 1809 for x64-based Systems", "Windows 10 Version 21H2 for 32-bit Systems", "Windows 10 Version 21H2 for ARM64-based Systems", "Windows 10 Version 21H2 for x64-based Systems", "Windows 10 Version 22H2 for 32-bit Systems", "Windows 10 Version 22H2 for ARM64-based Systems", "Windows 10 Version 22H2 for x64-based Systems", "Windows Server 2019", "Windows Server 2019 (Server Core installation)", "Windows Server 2022", "Windows Server 2022 (Server Core installation)"], "versions": [{"version": "4.8.0", "lessThan": "2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5 AND 4.8.1", "platforms": ["Windows 10 Version 21H2 for 32-bit Systems", "Windows 10 Version 21H2 for ARM64-based Systems", "Windows 10 Version 21H2 for x64-based Systems", "Windows 10 Version 22H2 for 32-bit Systems", "Windows 10 Version 22H2 for ARM64-based Systems", "Windows 10 Version 22H2 for x64-based Systems", "Windows 11 Version 23H2 for ARM64-based Systems", "Windows 11 Version 23H2 for x64-based Systems", "Windows 11 Version 24H2 for ARM64-based Systems", "Windows 11 Version 24H2 for x64-based Systems", "Windows 11 Version 25H2 for ARM64-based Systems", "Windows 11 Version 25H2 for x64-based Systems", "Windows Server 2022", "Windows Server 2022 (Server Core installation)", "Windows Server 2025", "Windows Server 2025 (Server Core installation)"], "versions": [{"version": "4.8.1", "lessThan": "2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2", "platforms": ["Windows Server 2012", "Windows Server 2012 (Server Core installation)", "Windows Server 2012 R2", "Windows Server 2012 R2 (Server Core installation)"], "versions": [{"version": "4.7.0", "lessThan": "4.7.4144.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 4.8", "platforms": ["Windows 10 Version 1607 for 32-bit Systems", "Windows 10 Version 1607 for x64-based Systems", "Windows Server 2012", "Windows Server 2012 (Server Core installation)", "Windows Server 2012 R2", "Windows Server 2012 R2 (Server Core installation)", "Windows Server 2016", "Windows Server 2016 (Server Core installation)"], "versions": [{"version": "4.8.0", "lessThan": "4.8.4805.0", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 4.8.1", "platforms": ["Windows 11 Version 26H1 for ARM64-based Systems", "Windows 11 version 26H1 for x64-based Systems"], "versions": [{"version": "4.8.0.0", "lessThan": "4.8.9344.0", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-863: Incorrect Authorization", "lang": "en-US", "type": "CWE", "cweId": "CWE-863"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-08-13T17:36:53.402Z"}, "references": [{"name": ".NET Framework Elevation of Privilege Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62872"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 8.8, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-06T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-62872"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-12T03:55:35.430Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-62872", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-08-11T18:20:11.961737Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-11T18:27:07.861Z"}}], "cna": {"title": ".NET Framework Elevation of Privilege Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 8.8, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5", "versions": [{"status": "affected", "version": "3.5.0", "lessThan": "2.0.50727.9183 & 3.0.30729.9169", "versionType": "custom"}], "platforms": ["Windows 11 Version 26H1 for ARM64-based Systems", "Windows 11 version 26H1 for x64-based Systems", "Windows Server 2012", "Windows Server 2012 (Server Core installation)", "Windows Server 2012 R2", "Windows Server 2012 R2 (Server Core installation)"]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2", "versions": [{"status": "affected", "version": "3.0.0.0", "lessThan": "2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0", "versionType": "custom"}], "platforms": ["Windows 10 Version 1607 for 32-bit Systems", "Windows 10 Version 1607 for x64-based Systems", "Windows Server 2016", "Windows Server 2016 (Server Core installation)"]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5 AND 4.7.2", "versions": [{"status": "affected", "version": "4.7.0", "lessThan": "2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0", "versionType": "custom"}], "platforms": ["Windows 10 Version 1809 for 32-bit Systems", "Windows 10 Version 1809 for x64-based Systems", "Windows Server 2019", "Windows Server 2019 (Server Core installation)"]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5 AND 4.8", "versions": [{"status": "affected", "version": "4.8.0", "lessThan": "2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0", "versionType": "custom"}], "platforms": ["Windows 10 Version 1809 for 32-bit Systems", "Windows 10 Version 1809 for x64-based Systems", "Windows 10 Version 21H2 for 32-bit Systems", "Windows 10 Version 21H2 for ARM64-based Systems", "Windows 10 Version 21H2 for x64-based Systems", "Windows 10 Version 22H2 for 32-bit Systems", "Windows 10 Version 22H2 for ARM64-based Systems", "Windows 10 Version 22H2 for x64-based Systems", "Windows Server 2019", "Windows Server 2019 (Server Core installation)", "Windows Server 2022", "Windows Server 2022 (Server Core installation)"]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 3.5 AND 4.8.1", "versions": [{"status": "affected", "version": "4.8.1", "lessThan": "2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0", "versionType": "custom"}], "platforms": ["Windows 10 Version 21H2 for 32-bit Systems", "Windows 10 Version 21H2 for ARM64-based Systems", "Windows 10 Version 21H2 for x64-based Systems", "Windows 10 Version 22H2 for 32-bit Systems", "Windows 10 Version 22H2 for ARM64-based Systems", "Windows 10 Version 22H2 for x64-based Systems", "Windows 11 Version 23H2 for ARM64-based Systems", "Windows 11 Version 23H2 for x64-based Systems", "Windows 11 Version 24H2 for ARM64-based Systems", "Windows 11 Version 24H2 for x64-based Systems", "Windows 11 Version 25H2 for ARM64-based Systems", "Windows 11 Version 25H2 for x64-based Systems", "Windows Server 2022", "Windows Server 2022 (Server Core installation)", "Windows Server 2025", "Windows Server 2025 (Server Core installation)"]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2", "versions": [{"status": "affected", "version": "4.7.0", "lessThan": "4.7.4144.0", "versionType": "custom"}], "platforms": ["Windows Server 2012", "Windows Server 2012 (Server Core installation)", "Windows Server 2012 R2", "Windows Server 2012 R2 (Server Core installation)"]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 4.8", "versions": [{"status": "affected", "version": "4.8.0", "lessThan": "4.8.4805.0", "versionType": "custom"}], "platforms": ["Windows 10 Version 1607 for 32-bit Systems", "Windows 10 Version 1607 for x64-based Systems", "Windows Server 2012", "Windows Server 2012 (Server Core installation)", "Windows Server 2012 R2", "Windows Server 2012 R2 (Server Core installation)", "Windows Server 2016", "Windows Server 2016 (Server Core installation)"]}, {"vendor": "Microsoft", "product": "Microsoft .NET Framework 4.8.1", "versions": [{"status": "affected", "version": "4.8.0.0", "lessThan": "4.8.9344.0", "versionType": "custom"}], "platforms": ["Windows 11 Version 26H1 for ARM64-based Systems", "Windows 11 version 26H1 for x64-based Systems"]}], "datePublic": "2026-08-11T14:00:00.000Z", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62872", "name": ".NET Framework Elevation of Privilege Vulnerability", "tags": ["vendor-advisory", "patch"]}], "descriptions": [{"lang": "en-US", "value": "Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network."}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "CWE", "cweId": "CWE-863", "description": "CWE-863: Incorrect Authorization"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.8.4805.0", "versionStartIncluding": "4.8.0"}, {"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0", "versionStartIncluding": "4.8.0"}, {"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0", "versionStartIncluding": "4.7.0"}, {"criteria": "cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0", "versionStartIncluding": "3.0.0.0"}, {"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.7.4144.0", "versionStartIncluding": "4.7.0"}, {"criteria": "cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "4.8.9344.0", "versionStartIncluding": "4.8.0.0"}, {"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0", "versionStartIncluding": "4.8.1"}, {"criteria": "cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "2.0.50727.9183 & 3.0.30729.9169", "versionStartIncluding": "3.5.0"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-08-12T17:56:48.636Z"}}}, "cveMetadata": {"cveId": "CVE-2026-62872", "state": "PUBLISHED", "dateUpdated": "2026-08-12T17:56:48.636Z", "dateReserved": "2026-07-14T21:13:55.100Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2026-08-11T17:06:22.810Z", "assignerShortName": "microsoft"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"platforms": ["Windows 11 Version 26H1 for ARM64-based Systems", "Windows 11 version 26H1 for x64-based Systems", "Windows Server 2012", "Windows Server 2012 (Server Core installation)", "Windows Server 2012 R2", "Windows Server 2012 R2 (Server Core installation)"], "product": "Microsoft .NET Framework 3.5", "vendor": "Microsoft", "versions": [{"lessThan": "2.0.50727.9183 & 3.0.30729.9169", "status": "affected", "version": "3.5.0", "versionType": "custom"}]}, {"platforms": ["Windows 10 Version 1607 for 32-bit Systems", "Windows 10 Version 1607 for x64-based Systems", "Windows Server 2016", "Windows Server 2016 (Server Core installation)"], "product": "Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2", "vendor": "Microsoft", "versions": [{"lessThan": "2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0", "status": "affected", "version": "3.0.0.0", "versionType": "custom"}]}, {"platforms": ["Windows 10 Version 1809 for 32-bit Systems", "Windows 10 Version 1809 for x64-based Systems", "Windows Server 2019", "Windows Server 2019 (Server Core installation)"], "product": "Microsoft .NET Framework 3.5 AND 4.7.2", "vendor": "Microsoft", "versions": [{"lessThan": "2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0", "status": "affected", "version": "4.7.0", "versionType": "custom"}]}, {"platforms": ["Windows 10 Version 1809 for 32-bit Systems", "Windows 10 Version 1809 for x64-based Systems", "Windows 10 Version 21H2 for 32-bit Systems", "Windows 10 Version 21H2 for ARM64-based Systems", "Windows 10 Version 21H2 for x64-based Systems", "Windows 10 Version 22H2 for 32-bit Systems", "Windows 10 Version 22H2 for ARM64-based Systems", "Windows 10 Version 22H2 for x64-based Systems", "Windows Server 2019", "Windows Server 2019 (Server Core installation)", "Windows Server 2022", "Windows Server 2022 (Server Core installation)"], "product": "Microsoft .NET Framework 3.5 AND 4.8", "vendor": "Microsoft", "versions": [{"lessThan": "2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0", "status": "affected", "version": "4.8.0", "versionType": "custom"}]}, {"platforms": ["Windows 10 Version 21H2 for 32-bit Systems", "Windows 10 Version 21H2 for ARM64-based Systems", "Windows 10 Version 21H2 for x64-based Systems", "Windows 10 Version 22H2 for 32-bit Systems", "Windows 10 Version 22H2 for ARM64-based Systems", "Windows 10 Version 22H2 for x64-based Systems", "Windows 11 Version 23H2 for ARM64-based Systems", "Windows 11 Version 23H2 for x64-based Systems", "Windows 11 Version 24H2 for ARM64-based Systems", "Windows 11 Version 24H2 for x64-based Systems", "Windows 11 Version 25H2 for ARM64-based Systems", "Windows 11 Version 25H2 for x64-based Systems", "Windows Server 2022", "Windows Server 2022 (Server Core installation)", "Windows Server 2025", "Windows Server 2025 (Server Core installation)"], "product": "Microsoft .NET Framework 3.5 AND 4.8.1", "vendor": "Microsoft", "versions": [{"lessThan": "2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0", "status": "affected", "version": "4.8.1", "versionType": "custom"}]}, {"platforms": ["Windows Server 2012", "Windows Server 2012 (Server Core installation)", "Windows Server 2012 R2", "Windows Server 2012 R2 (Server Core installation)"], "product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2", "vendor": "Microsoft", "versions": [{"lessThan": "4.7.4144.0", "status": "affected", "version": "4.7.0", "versionType": "custom"}]}, {"platforms": ["Windows 10 Version 1607 for 32-bit Systems", "Windows 10 Version 1607 for x64-based Systems", "Windows Server 2012", "Windows Server 2012 (Server Core installation)", "Windows Server 2012 R2", "Windows Server 2012 R2 (Server Core installation)", "Windows Server 2016", "Windows Server 2016 (Server Core installation)"], "product": "Microsoft .NET Framework 4.8", "vendor": "Microsoft", "versions": [{"lessThan": "4.8.4805.0", "status": "affected", "version": "4.8.0", "versionType": "custom"}]}, {"platforms": ["Windows 11 Version 26H1 for ARM64-based Systems", "Windows 11 version 26H1 for x64-based Systems"], "product": "Microsoft .NET Framework 4.8.1", "vendor": "Microsoft", "versions": [{"lessThan": "4.8.9344.0", "status": "affected", "version": "4.8.0.0", "versionType": "custom"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Incorrect authorization in .NET Framework allows an authorized attacker to elevate privileges over a network."}], "id": "CVE-2026-62872", "lastModified": "2026-08-12T05:18:53.797", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "[email protected]", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-62872", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-08-06T00:00:00+00:00", "version": "2.0.3"}}]}, "published": "2026-08-11T17:18:37.970", "references": [{"source": "[email protected]", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62872"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Undergoing Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "[email protected]", "type": "Secondary"}]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": ".net", "vendor": "microsoft"}, {"configurations": [{"platform": ["windows_11_version_26h1_for_arm64-based_systems", "windows_11_version_26h1_for_x64-based_systems", "windows_server_2012", "windows_server_2012_(server_core_installation)", "windows_server_2012_r2", "windows_server_2012_r2_(server_core_installation)"], "status": "affected", "versions": {"scheme": "semver", "value": "[3.5.0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Microsoft .NET Framework 3.5", "source": "cna", "vendor": "Microsoft"}, "product": ".net_framework", "vendor": "microsoft"}, {"configurations": [{"platform": ["windows_10_version_1607_for_32-bit_systems", "windows_10_version_1607_for_x64-based_systems", "windows_server_2016", "windows_server_2016_(server_core_installation)"], "status": "affected", "versions": {"scheme": "semver", "value": "[3.0.0.0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2", "source": "cna", "vendor": "Microsoft"}, "product": ".net_framework", "vendor": "microsoft"}, {"configurations": [{"platform": ["windows_10_version_1809_for_32-bit_systems", "windows_10_version_1809_for_x64-based_systems", "windows_server_2019", "windows_server_2019_(server_core_installation)"], "status": "affected", "versions": {"scheme": "semver", "value": "[4.7.0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Microsoft .NET Framework 3.5 AND 4.7.2", "source": "cna", "vendor": "Microsoft"}, "product": ".net_framework", "vendor": "microsoft"}, {"configurations": [{"platform": ["windows_10_version_1809_for_32-bit_systems", "windows_10_version_1809_for_x64-based_systems", "windows_10_version_21h2_for_32-bit_systems", "windows_10_version_21h2_for_arm64-based_systems", "windows_10_version_21h2_for_x64-based_systems", "windows_10_version_22h2_for_32-bit_systems", "windows_10_version_22h2_for_arm64-based_systems", "windows_10_version_22h2_for_x64-based_systems", "windows_server_2019", "windows_server_2019_(server_core_installation)", "windows_server_2022", "windows_server_2022_(server_core_installation)"], "status": "affected", "versions": {"scheme": "semver", "value": "[4.8.0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Microsoft .NET Framework 3.5 AND 4.8", "source": "cna", "vendor": "Microsoft"}, "product": ".net_framework", "vendor": "microsoft"}, {"configurations": [{"platform": ["windows_10_version_21h2_for_32-bit_systems", "windows_10_version_21h2_for_arm64-based_systems", "windows_10_version_21h2_for_x64-based_systems", "windows_10_version_22h2_for_32-bit_systems", "windows_10_version_22h2_for_arm64-based_systems", "windows_10_version_22h2_for_x64-based_systems", "windows_11_version_23h2_for_arm64-based_systems", "windows_11_version_23h2_for_x64-based_systems", "windows_11_version_24h2_for_arm64-based_systems", "windows_11_version_24h2_for_x64-based_systems", "windows_11_version_25h2_for_arm64-based_systems", "windows_11_version_25h2_for_x64-based_systems", "windows_server_2022", "windows_server_2022_(server_core_installation)", "windows_server_2025", "windows_server_2025_(server_core_installation)"], "status": "affected", "versions": {"scheme": "semver", "value": "[4.8.1,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Microsoft .NET Framework 3.5 AND 4.8.1", "source": "cna", "vendor": "Microsoft"}, "product": ".net_framework", "vendor": "microsoft"}, {"configurations": [{"platform": ["windows_server_2012", "windows_server_2012_(server_core_installation)", "windows_server_2012_r2", "windows_server_2012_r2_(server_core_installation)"], "status": "affected", "versions": {"scheme": "semver", "value": "[4.7.0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2", "source": "cna", "vendor": "Microsoft"}, "product": ".net_framework", "vendor": "microsoft"}, {"configurations": [{"platform": ["windows_10_version_1607_for_32-bit_systems", "windows_10_version_1607_for_x64-based_systems", "windows_server_2012", "windows_server_2012_(server_core_installation)", "windows_server_2012_r2", "windows_server_2012_r2_(server_core_installation)", "windows_server_2016", "windows_server_2016_(server_core_installation)"], "status": "affected", "versions": {"scheme": "semver", "value": "[4.8.0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Microsoft .NET Framework 4.8", "source": "cna", "vendor": "Microsoft"}, "product": ".net_framework", "vendor": "microsoft"}, {"configurations": [{"platform": ["windows_11_version_26h1_for_arm64-based_systems", "windows_11_version_26h1_for_x64-based_systems"], "status": "affected", "versions": {"scheme": "semver", "value": "[4.8.0.0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Microsoft .NET Framework 4.8.1", "source": "cna", "vendor": "Microsoft"}, "product": ".net_framework", "vendor": "microsoft"}], "created": "2026-08-12T14:15:03.624428+00:00", "updated": "2026-08-13T09:54:05.143723+00:00", "vendors": ["microsoft", "microsoft$PRODUCT$.net", "microsoft$PRODUCT$.net_framework"]}