Description
Deserialization of untrusted data in .NET allows an unauthorized attacker to execute code over a network.
Published: 2026-10-13
Score: 8.8 High
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-c27m-942f-rcfh Microsoft Security Advisory CVE-2026-87697 - .NET and Visual Studio Remote Code Execution Vulnerability
History

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

Type Values Removed Values Added
Description Deserialization of untrusted data in .NET allows an unauthorized attacker to execute code over a network.
Title .NET Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft .net
Microsoft microsoft Visual Studio 2026 Version 18.10
Microsoft visual Studio 2022
Weaknesses CWE-502
CPEs cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
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 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'}


Subscriptions

Microsoft .net Microsoft Visual Studio 2026 Version 18.10 Visual Studio 2022
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-13T22:18:27.485Z

Reserved: 2026-09-08T23:57:53.797Z

Link: CVE-2026-87697

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:21:22.400

Modified: 2026-10-13T21:19:37.640

Link: CVE-2026-87697

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses