CVE-2026-97801 - Vulnerability Details - OpenCVE

Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to perform tampering over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00609.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Microsoft Subscribe	.net Subscribe .net Framework Subscribe

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

No data.

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-2026-97801

History

Fri, 16 Oct 2026 01:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

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

Type	Values Removed	Values Added
Description		Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to perform tampering over a network.
Title		.NET Framework Tampering Vulnerability
First Time appeared		Microsoft Microsoft .net Microsoft .net Framework
Weaknesses		CWE-1287
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-2026-97801
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-10-13T19:01:45.603Z

Updated: 2026-10-20T22:22:59.223Z

Reserved: 2026-09-25T04:41:33.499Z

Link: CVE-2026-97801

Vulnrichment

Updated: 2026-10-13T22:18:53.467Z

NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:22:18.023

Modified: 2026-10-13T23:19:33.740

Link: CVE-2026-97801

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-10-14T12:15:14Z

Weaknesses

CWE-1287

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