What is CVE-2025-26682?

CVE-2025-26682 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. ASP.NET Core and Visual Studio Denial of Service Vulnerability

Which CVE IDs does CVE-2025-26682 cover?

CVE-2025-26682 covers the following CVE IDs: CVE-2025-26682. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-26682?

CVE-2025-26682 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2025-26682?

CVE-2025-26682 affects 6 products, including: ASP.NET Core 8.0; ASP.NET Core 9.0; Microsoft Visual Studio 2022 version 17.10; Microsoft Visual Studio 2022 version 17.12; Microsoft Visual Studio 2022 version 17.13; and others — see the full list on the advisory page.

CVE-2025-26682HighCVSS 7.5

ASP.NET Core and Visual Studio Denial of Service Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

April 8, 2025

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2025-26682 →

📋 Description

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

🎯 Affected products6

ASP.NET Core 8.0
ASP.NET Core 9.0
Microsoft Visual Studio 2022 version 17.10
Microsoft Visual Studio 2022 version 17.12
Microsoft Visual Studio 2022 version 17.13
Microsoft Visual Studio 2022 version 17.8

✅ Remediation

KBRelease Notes (Security Update) — fixed build 8.0.15 KBRelease Notes (Security Update) — fixed build 17.12.7 KBRelease Notes (Security Update) — fixed build 17.13.6 KBRelease Notes (Security Update) — fixed build 17.8.20 KBRelease Notes (Security Update) — fixed build 17.10.13 KBRelease Notes (Security Update) — fixed build 9.0.4

🔗 References (9)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26682
patchhttps://dotnet.microsoft.com/download/dotnet/8.0
referencehttps://github.com/dotnet/announcements/issues/352
patchhttps://my.visualstudio.com/Downloads?q=Visual Studio 2022 version 17.12
referencehttps://learn.microsoft.com/en-us/visualstudio/releases/2022/release-notes
patchhttps://my.visualstudio.com/Downloads?q=Visual Studio 2022 version 17.13
patchhttps://my.visualstudio.com/Downloads?q=Visual Studio 2022 version 17.8
patchhttps://my.visualstudio.com/Downloads?q=Visual Studio 2022 version 17.10
patchhttps://dotnet.microsoft.com/download/dotnet/9.0