CVE-2026-96233 - Vulnerability Details - OpenCVE

Out-of-bounds write in ASP.NET Core allows an unauthorized attacker to deny service over a network.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Vendors	Products
Microsoft Subscribe	.net Subscribe .net Framework Subscribe

No data.

No data.

No data.

Advisories

Source	ID	Title
Github GHSA	GHSA-87vj-4hqv-22p9	Microsoft Security Advisory CVE-2026-96233 - .NET and Visual Studio Denial of Service Vulnerability

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-2026-96233

History

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

Type	Values Removed	Values Added
Description		Out-of-bounds write in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Title		ASP.NET Core Denial of Service Vulnerability
First Time appeared		Microsoft Microsoft .net Microsoft .net Framework
Weaknesses		CWE-787
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-2026-96233
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: microsoft

Published: 2026-10-13T19:01:16.212Z

Updated: 2026-10-13T22:23:54.109Z

Reserved: 2026-09-22T19:05:22.813Z

Link: CVE-2026-96233

Vulnrichment

No data.

NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:21:49.083

Modified: 2026-10-13T20:19:14.690

Link: CVE-2026-96233

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-787

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