Access of resource using incompatible type ('type confusion') in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Microsoft Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2 affected
Version Status Constraints
3.0.0.0 affected < 2.0.50727.8987 AND 3.0.30729.8982 AND 4.7.4150.0
Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 affected
Version Status Constraints
4.7.0 affected < 2.0.50727.9073 AND 3.0.30729.9070 AND 4.7.4150.0
Microsoft Microsoft .NET Framework 3.5 AND 4.8 affected
Version Status Constraints
4.8.0 affected < 2.0.50727.9073 AND 3.0.30729.9070 AND 4.8.4811.0
Microsoft Microsoft .NET Framework 3.5 AND 4.8.1 affected
Version Status Constraints
4.8.1 affected < 2.0.50727.9188 AND 3.0.30729.9171 AND 4.8.9363.0
Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 affected
Version Status Constraints
4.7.0 affected < 4.7.4150.0
Microsoft Microsoft .NET Framework 4.8 affected
Version Status Constraints
4.8.0 affected < 4.8.4811.0
Microsoft Microsoft .NET Framework 4.8.1 affected
Version Status Constraints
4.8.0.0 affected < 4.8.9363.0
Microsoft Microsoft Visual Studio 2022 version 17.14 affected
Version Status Constraints
17.14.0 affected < 17.14.42
Microsoft Microsoft Visual Studio 2026 version 18.10 affected
Version Status Constraints
18.10.0 affected < 18.10.4

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Project Subscriptions

Vendors Products
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.net Subscribe
.net Framework Subscribe
Microsoft Visual Studio 2026 Version 18.10 Subscribe
Visual Studio 2022 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-2026-102869 cve-icon cve-icon
History

Wed, 14 Oct 2026 05:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Tue, 13 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
Description Access of resource using incompatible type ('type confusion') in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.
Title .NET and Visual Studio Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft .net
Microsoft .net Framework
Microsoft microsoft Visual Studio 2026 Version 18.10
Microsoft visual Studio 2022
Weaknesses CWE-843
CPEs cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_framework:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:microsoft_visual_studio_2026_version_18.10:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft .net
Microsoft .net Framework
Microsoft microsoft Visual Studio 2026 Version 18.10
Microsoft visual Studio 2022
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-14T03:56:24.763Z

Reserved: 2026-09-29T17:27:07.499Z

Link: CVE-2026-102869

cve-icon Vulnrichment

Updated: 2026-10-13T21:13:57.444Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:17:51.483

Modified: 2026-10-14T04:18:07.950

Link: CVE-2026-102869

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-13T22:15:07Z

Weaknesses