CVE-2025-26682

ASP.NET Core and Visual Studio Denial of Service Vulnerability

State: Published
Severity: 7.5 High
Published: Apr 8, 2025
Updated: Aug 10, 2026
Reserved: Feb 12, 2025

Description

Allocation of resources without limits or throttling in ASP.NET Core allows an unauthorized attacker to deny service over a network.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	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	microsoft

Weaknesses

CWE-770 Allocation of Resources Without Limits or Throttling

Affected Products

Product	Versions
ASP.NET Core 8.0Microsoft	8.0 to before 8.0.15Affected
ASP.NET Core 9.0Microsoft	9.0 to before 9.0.4Affected
Microsoft Visual Studio 2022 version 17.10Microsoft	17.10.0 to before 17.10.13Affected
Microsoft Visual Studio 2022 version 17.12Microsoft	17.12.0 to before 17.12.7Affected
Microsoft Visual Studio 2022 version 17.13Microsoft	17.13.0 to before 17.13.6Affected
Microsoft Visual Studio 2022 version 17.8Microsoft	17.8.0 to before 17.8.20Affected

References

ASP.NET Core and Visual Studio Denial of Service Vulnerabilityvendor-advisorypatch

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