Description
Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.
Published: 2026-10-13
Score: 7.5 High
EPSS: 1.1% Low
KEV: No
AI Analysis

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Remediation

No solution or workaround provided in the CVE record.

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Tracking

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-334f-vvp4-7g6p Microsoft Security Advisory CVE-2026-70159 - ASP.NET Core Denial of Service Vulnerability
History

Thu, 15 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

 threat_severity

Important

Wed, 14 Oct 2026 19:30:00 +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 Allocation of resources without limits or throttling 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 microsoft.aspnetcore.signalr.common
Microsoft microsoft.aspnetcore.signalr.core
Microsoft microsoft Visual Studio 2026 Version 18.10
Microsoft visual Studio 2022
Weaknesses CWE-770
CPEs cpe:2.3:a:microsoft:microsoft.aspnetcore.signalr.common:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:microsoft.aspnetcore.signalr.core:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:microsoft_visual_studio_2026_version_18.10:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft microsoft.aspnetcore.signalr.common
Microsoft microsoft.aspnetcore.signalr.core
Microsoft microsoft Visual Studio 2026 Version 18.10
Microsoft visual Studio 2022
References
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'}

Subscriptions

Microsoft Microsoft.aspnetcore.signalr.common Microsoft.aspnetcore.signalr.core Microsoft Visual Studio 2026 Version 18.10 Visual Studio 2022
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-15T22:25:16.685Z

Reserved: 2026-08-03T23:36:51.174Z

Link: CVE-2026-70159

cve-icon Vulnrichment

Updated: 2026-10-13T22:12:32.067Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:19:29.390

Modified: 2026-10-13T23:17:57.133

Link: CVE-2026-70159

cve-icon Redhat

Severity : Important

Publid Date: 2026-10-13T17:00:00Z

Links: CVE-2026-70159 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-10-15T01:15:10Z

Weaknesses