Open actionable advisories and recorded vendor fixes. This public package view has no inventory attached and cannot establish whether your deployment is affected. A vendor fix never resolves your finding; verify your installed version and the source guidance.
Open advisories
31 actionable advisories, newest first. Withdrawn advisories and news are excluded. Coverage is partial.
Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.AspNetCore.Server.Kestrel.Core. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. An unauthenticated remote attacker can send crafted HTTP/3 reset or abort sequences that deadlock Kestrel connection handling. Repeated requests can cause excessive blocked-thread creation and exhaust server resources, resulting in denial of service. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/461 CVSS Details - Version: 3.1 - Severity: High - Score: 7.5 - Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness: CWE-833 (Deadlock) Affected Platforms - Platforms: Windows, Linux, macOS with HTTP/3 support - Architectures: All <a name="affected-packages"</aAffected Packages The vulnerability affects Microsoft .NET projects that use an affected…
Recommended action: Upgrade to 10.0.13, 9.0.21 or 8.0.32 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
11.0.0-rc.210.0.138.0.329.0.21· Vendor fix available
Issue
Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.AspNetCore.Server.Kestrel.Core. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. An aborted Kestrel HTTP/1 connection can reparse unread request-body bytes as another request, creating a request-smuggling or desynchronization path. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/472 CVSS Details - Version: 3.1 - Severity: Critical - Score: 9.4 - Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L - Weakness: CWE-444 (Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')) Affected Platforms - Platforms: Windows, Linux, macOS - Architectures: All <a name="affected-packages"</aAffected Packages The vulnerability affects Microsoft .NET projects that use an affected package version listed below. Package name |…
Recommended action: Upgrade to 11.0.0-rc.2 (pre-release), 10.0.13, 9.0.21 or 8.0.32 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
11.0.0-rc.210.0.138.0.329.0.21· Vendor fix available
Issue
Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.AspNetCore.Server.Kestrel.Core. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. Kestrel accepts newline characters in HTTP/2 request trailers and values retrieved from the dynamic HPACK table instead of treating them as malformed. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/462 CVSS Details - Version: 3.1 - Severity: Critical - Score: 9.1 - Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N - Weakness: CWE-444 (Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')) Affected Platforms - Platforms: Windows, Linux, macOS - Architectures: All <a name="affected-packages"</aAffected Packages The vulnerability affects Microsoft .NET projects that use an affected package version listed below. Package name |…
Recommended action: Upgrade to 11.0.0-rc.2 (pre-release), 10.0.13, 9.0.21 or 8.0.32 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
11.0.0-rc.210.0.138.0.329.0.21· Vendor fix available
Issue
Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.AspNetCore.Localization. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. ASP.NET Core request-localization fallback can add attacker-supplied synthetic culture names to the runtime's global cache, allowing unauthenticated requests to cause unbounded memory growth and denial of service. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/484 CVSS Details - Version: 3.1 - Severity: High - Score: 7.5 - Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness: CWE-770 (Allocation of Resources Without Limits or Throttling) Affected Platforms - Platforms: Windows, Linux, macOS - Architectures: All <a name="affected-packages"</aAffected Packages The vulnerability affects Microsoft .NET projects that use an affected package version listed…
Recommended action: Upgrade to 11.0.0-rc.2 (pre-release), 10.0.13, 9.0.21 or 8.0.32 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
11.0.0-rc.210.0.138.0.329.0.21· Vendor fix available
Issue
Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.AspNetCore.Components.Authorization. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A stale asynchronous authorization result in Blazor AuthorizeRouteView can be applied after navigation or an authorization-state change, bypassing the current [Authorize] decision. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/460 CVSS Details - Version: 3.1 - Severity: High - Score: 7.5 - Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness: CWE-362 (Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')) Affected Platforms - Platforms: Windows, Linux, macOS - Architectures: All <a name="affected-packages"</aAffected Packages The vulnerability affects Microsoft .NET projects that use an affected package…
Recommended action: Upgrade to 11.0.0-rc.2 (pre-release), 10.0.13, 9.0.21 or 8.0.32 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.AspNetCore.WebUtilities. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. Incrementally arriving form data can cause FormPipeReader to repeatedly rescan the full buffered body, resulting in quadratic CPU consumption and denial of service. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/465 CVSS Details - Version: 3.1 - Severity: Moderate - Score: 5.9 - Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness: CWE-407 (Inefficient Algorithmic Complexity) Affected Platforms - Platforms: Windows, Linux, macOS - Architectures: All <a name="affected-packages"</aAffected Packages The vulnerability affects Microsoft .NET projects that use an affected package version listed below. Package name | Affected version | Patched version…
Recommended action: Upgrade to 10.0.13, 9.0.21 or 8.0.32 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.AspNetCore.WebUtilities. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. FileBufferingReadStream eagerly rents buffers during multipart processing, allowing memory exhaustion and denial of service. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/459 CVSS Details - Version: 3.1 - Severity: High - Score: 7.5 - Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness: CWE-770 (Allocation of Resources Without Limits or Throttling) Affected Platforms - Platforms: Windows, Linux, macOS - Architectures: All <a name="affected-packages"</aAffected Packages The vulnerability affects Microsoft .NET projects that use an affected package version listed below. Package name | Affected version | Patched version ------------ | ---------------- |…
Recommended action: Upgrade to 10.0.13, 9.0.21 or 8.0.32 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.AspNetCore.Identity and Microsoft.AspNetCore.Identity.UI. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. ASP.NET Core Identity password-reset and confirmation flows can send mail to the unvalidated request address instead of the user's stored canonical address. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/457 CVSS Details - Version: 3.1 - Severity: High - Score: 8.1 - Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness: CWE-640 (Weak Password Recovery Mechanism for Forgotten Password) Affected Platforms - Platforms: Windows, Linux, macOS - Architectures: All <a name="affected-packages"</aAffected Packages The vulnerability affects Microsoft .NET projects that use an affected package version listed below. Package name |…
Recommended action: Upgrade to 10.0.13, 9.0.21 or 8.0.32 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft Security Advisory CVE-2026-56170 – .NET Denial of Service Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core SignalR (Microsoft.AspNetCore.App.Runtime). This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A denial of service vulnerability exists in ASP.NET Core SignalR in .NET 8, .NET 9, and .NET 10. Stateful reconnect can be leveraged by an attacker to deny service to other users. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/TBD CVSS Details - Version: 3.1 - Severity: High - 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 - Weakness: CWE-770 (Allocation of Resources Without Limits or Throttling) Affected Platforms - Platforms: All - Architectures: All Mitigation Factors Your ASP.NET Core app is only affected if it uses SignalR…
Recommended action: Upgrade to 10.0.6, 9.0.15 or 8.0.26 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Executive Summary: Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 8.0, .NET 9.0, and .NET 10.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. Loop with unreachable exit condition ('infinite loop') in ASP.NET Core allows an unauthorized attacker to deny service over a network. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/397 CVSS Details - Version: 3.1 - Severity: - Score: 7.5 - Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C - Weakness: CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') Affected Platforms - Platforms: All - Architectures: All <a name="affected-packages"</aAffected Packages The vulnerability affects any Microsoft .NET project if it uses any of affected package versions listed below <a name=".NET 10"</a.NET 10 Package name | Affected version | Patched version…
Recommended action: Upgrade to 10.0.8, 9.0.16 or 8.0.27 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft Security Advisory CVE-2026-26130 – .NET Denial of Service Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 8.0, .NET 9.0, and .NET 10.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A denial of service vulnerability exists in ASP.NET Core due to uncontrolled resource consumption. A specially crafted message to a SignalR server can exhaust an internal buffer and cause a Denial of Service. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/385 CVSS Details - Version: 3.1 - 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 - Severity: High - Weakness: CWE-770 (Uncontrolled Resource Consumption) Affected Platforms - Platforms: All - Architectures: All Affected Products <a name=".NET 8"</a.NET 8 Package name | Affected version | Patched…
Recommended action: Upgrade to 10.0.4, 9.0.14 or 8.0.25 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
9.0.108.0.2110.0.0-rc.2.25502.107· Vendor fix available
Issue
Microsoft Security Advisory CVE-2025-55315: .NET Security Feature Bypass Vulnerability <a name="executive-summary"</aExecutive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core 10.0 , ASP.NET Core 9.0 , ASP.NET Core 8.0, and ASP.NET Core 2.3. This advisory also provides guidance on what developers can do to update their applications to address this vulnerability. Inconsistent interpretation of http requests ('http request/response smuggling') in ASP.NET Core allows an authorized attacker to bypass a security feature over a network. Discussion Discussion for this issue can be found at https://github.com/dotnet/announcements/issues/371 <a name="mitigation-factors"</aMitigation factors Microsoft has not identified any mitigating factors for this vulnerability. <a name="affected-software"</aAffected software Any ASP.NET Core 10.0 application running on ASP.NET Core 10.0.0-rc.1.25451.107 or earlier. Any ASP.NET Core 9.0…
Recommended action: Upgrade to 10.0.0-rc.2.25502.107 (pre-release), 9.0.10 or 8.0.21 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft Security Advisory CVE-2025-24070: .NET Elevation of Privilege Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core 9.0, ASP.NET Core 8.0, ASP.NET Core 6.0, and ASP.NET Core 2.3. This advisory also provides guidance on what developers can do to update their applications to address this vulnerability. A vulnerability exists in ASP.NET Core applications calling RefreshSignInAsync with an improperly authenticated user parameter that could allow an attacker to sign into another user's account, resulting in Elevation of Privilege. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/348 Mitigation factors Microsoft has not identified any mitigating factors for this vulnerability. Affected software Any ASP.NET Core 9.0 application running on ASP.NET Core 9.0.2 or earlier. Any ASP.NET Core application running on ASP.NET Core 8.0.13 or earlier. Any…
Recommended action: Upgrade to 9.0.3 or 8.0.14 by release line; some affected versions have no fix yet, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft Security Advisory CVE-2024-38229 | .NET Remote Code Execution Vulnerability <a name="executive-summary"</aExecutive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 8.0 and .NET 9.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A vulnerability exists in ASP.NET when closing an HTTP/3 stream while application code is writing to the response body, a race condition may lead to use-after-free. Note: HTTP/3 is experimental in .NET 6.0. If you are on .NET 6.0 and using HTTP/3, please upgrade to .NET 8.0.10. .NET 6.0 will not receive a security patch for this vulnerability. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/326 <a name="mitigation-factors"</aMitigation factors HTTP/3 support is not enabled by default in ASP.NET Core applications. For more information on how to configure HTTP/3…
Recommended action: Upgrade to 9.0.0-rc.2.24474.3 (pre-release) or 8.0.10 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft Security Advisory CVE-2024-35264 | .NET Remote Code Execution Vulnerability <a name="executive-summary"</aExecutive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 8.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A Vulnerability exists in ASP.NET Core 8 where Data Corruption in Kestrel HTTP/3 can result in remote code execution. Note: HTTP/3 is experimental in .NET 6.0. If you are on .NET 6.0 and using HTTP/3, please upgrade to .NET 8.0.7 Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/314 <a name="mitigation-factors"</aMitigation factors Microsoft has not identified any mitigating factors for this vulnerability. <a name="affected-software"</aAffected software Any .NET 8.0 application running on .NET 8.0.6 or earlier. <a name="affected-packages"</aAffected Packages The vulnerability…
Recommended action: Upgrade to 8.0.7 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft Security Advisory CVE-2024-30046 | .NET Denial of Service Vulnerability <a name="executive-summary"</aExecutive summary Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 7.0 and .NET 8.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A Vulnerability exist in Microsoft.AspNetCore.Server.Kestrel.Core.dll where a dead-lock can occur resulting in Denial of Service. Discussion Discussion for this issue can be found at https://github.com/dotnet/aspnetcore/issues/55714 <a name="mitigation-factors"</aMitigation factors Microsoft has not identified any mitigating factors for this vulnerability. <a name="affected-software"</aAffected software Any .NET 7.0 application running on .NET 7.0.18 or earlier. Any .NET 8.0 application running on .NET 8.0.4 or earlier. <a name="affected-packages"</aAffected Packages The vulnerability affects any Microsoft .NET Core…
Recommended action: Upgrade to 8.0.5 or 7.0.19 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft Security Advisory CVE-2024-21386: .NET Denial of Service Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET 6.0, ASP.NET 7.0 and, ASP.NET 8.0 . This advisory also provides guidance on what developers can do to update their applications to address this vulnerability. A vulnerability exists in ASP.NET applications using SignalR where a malicious client can result in a denial-of-service. Announcement Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/295 Mitigation factors Microsoft has not identified any mitigating factors for this vulnerability. Affected software Any .NET 6.0 application running on .NET 6.0.26 or earlier. Any .NET 7.0 application running on .NET 7.0.15 or earlier. Any .NET 8.0 application running on .NET 8.0.1 or earlier. Affected Packages The vulnerability affects any Microsoft .NET Core project if it uses any of affected packages…
Recommended action: Upgrade to 8.0.2, 7.0.16 or 6.0.27 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft is releasing this security advisory to provide information about a vulnerability in .NET Core 3.1 and .NET 6.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. An information disclosure vulnerability exists in .NET Core 3.1 and .NET 6.0 that could lead to unauthorized access of privileged information. <a name="affected-software"</aAffected software Any .NET 6.0 application running on .NET 6.0.7 or earlier. Any .NET Core 3.1 applicaiton running on .NET Core 3.1.27 or earlier. If your application uses the following package versions, ensure you update to the latest version of .NET. <a name=".NET Core 3.1"</a.NET Core 3.1 Package name | Affected version | Patched version ------------ | ---------------- | ------------------------- System.Security.Cryptography.Xml| <=4.7.0| 4.7.1 Microsoft.AspNetCore.App.Runtime.win-x64| =3.1.0, 3.1.27| 3.1.28 Microsoft.AspNetCore.App.Runtime.linux-x64| =3.1.0, 3.1.27|…
Recommended action: Upgrade to 6.0.8 or 3.1.28 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft Security Advisory CVE-2023-33170: .NET Security Feature Bypass Vulnerability Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in ASP.NET Core 2.1 and above. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A vulnerability exist in ASP.NET Core applications where account lockout maximum failed attempts may not be immediately updated, allowing an attacker to try more passwords. Discussion Discussion for this issue can be found at https://github.com/dotnet/aspnetcore/issues/49334 Mitigation factors Microsoft has not identified any mitigating factors for this vulnerability. Affected software Any ASP.NET 7.0 application running on .NET 7.0.8 or earlier. Any ASP.NET 6.0 application running on .NET 6.0.19 or earlier. Any ASP.NET Core 2.1 application consuming the package Microsoft.AspNetCore.Identity version 2.1.31 or earlier. If your application…
Recommended action: Upgrade to 7.0.9 or 6.0.20 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 6.0, .NET 5.0 and .NET Core 3.1. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A vulnerability exists in .NET 6.0, .NET 5.0 and .NET Core 3.1 where a malicious client can cause a Denial of Service via excess memory allocations through HttpClient. Affected software Any .NET 6.0 application running on .NET 6.0.4 or earlier. Any .NET 5.0 application running .NET 5.0.16 or earlier. Any .NET Core 3.1 applicaiton running on .NET Core 3.1.24 or earlier. Patches If you're using .NET Core 6.0, you should download and install Runtime 6.0.5 or SDK 6.0.105 (for Visual Studio 2022 v17.0) or SDK 6.0.203 (for Visual Studio 2022 v17.1) from https://dotnet.microsoft.com/download/dotnet-core/6.0. If you're using .NET 5.0, you should download and install Runtime 5.0.17 or SDK 5.0.214 (for Visual Studio 2019 v16.9) or SDK 5.0.408…
Recommended action: Upgrade to 6.0.5, 5.0.17 or 3.1.25 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 6.0, .NET 5.0, and .NET CORE 3.1. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. Microsoft is aware of a Denial of Service vulnerability, which exists in .NET 6.0, .NET 5.0, and .NET CORE 3.1 when parsing certain types of http form requests. Affected Software Any .NET 6.0 application running on .NET 6.0.2 or lower Any .NET 5.0 application running on .NET 5.0.14 or lower Any .NET Core 3.1 application running on .NET Core 3.1.22 or lower Patches To fix the issue, please install the latest version of .NET 6.0 or .NET 5.0 or .NET Core 3.1.. If you have installed one or more .NET SDKs through Visual Studio, Visual Studio will prompt you to update Visual Studio, which will also update your .NET SDKs. If you're using .NET Core 6.0, you should download and install Runtime 6.0.3 or SDK 6.0.201 (for Visual Studio 2022…
Recommended action: Upgrade to 6.0.3, 5.0.15 or 3.1.23 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 6.0 and .NET 5.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A Denial of Service vulnerability exists in .NET 6.0 and .NET 5.0 when the Kestrel web server processes certain HTTP/2 and HTTP/3 requests. Affected Software Any .NET 6.0 application running on .NET 6.0.1 or lower. Any .NET 5.0 application running on .NET 5.0.13 or lower. Patches To fix the issue, please install the latest version of .NET 6.0 or .NET 5.0. If you have installed one or more .NET SDKs through Visual Studio, Visual Studio will prompt you to update Visual Studio, which will also update your .NET SDKs. If you're using .NET Core 6.0, you should download and install Runtime 6.0.2 or SDK 6.0.102 (for Visual Studio 2022 v17.1) from https://dotnet.microsoft.com/download/dotnet-core/6.0. If you're using .NET 5.0, you should download and install…
Recommended action: Upgrade to 6.0.2 or 5.0.14 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft is releasing this security advisory to provide information about a vulnerability in .NET Core 3.1 and .NET 6.0. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A denial of service vulnerability exists in ASP.NET Core 3.1 and .NET 6.0 where a malicious client could cause a stack overflow which may result in a denial of service attack when an attacker sends a customized payload that is parsed during model binding. <a name="affected-software"</aAffected software Any .NET 6.0 application running on .NET 6.0.8 or earlier. Any ASP.NET Core 3.1 application running on .NET Core 3.1.28 or earlier. If your application uses the following package versions, ensure you update to the latest version of .NET. <a name="ASP.NET Core 3.1"</a.NET Core 3.1 Package name | Affected version | Patched version ------------ | ---------------- | ------------------------- Microsoft.AspNetCore.App.Runtime.linux-arm|= 3.1.0, <…
Recommended action: Upgrade to 6.0.9 or 3.1.29 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 6.0, .NET 5.0 and .NET Core 3.1. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A vulnerability exists in .NET 6.0, .NET 5.0 and .NET core 3.1 where a malicious client can can cause a denial of service when HTML forms are parsed. Affected software Any .NET 6.0 application running on .NET 6.0.4 or earlier. Any .NET 5.0 application running .NET 5.0.16 or earlier. Any .NET Core 3.1 application running on .NET Core 3.1.24 or earlier. Affected packages .NET Core 3.1 | Package name | Affected version | Patched version | |---------------------------------------------------|---------------------|---------------| | Microsoft.AspNetCore.App.Runtime.win-x64 | =3.0.0,3.1.24 | 3.1.25 | | Microsoft.AspNetCore.App.Runtime.linux-x64 | =3.0.0,3.1.24 | 3.1.25 | | Microsoft.AspNetCore.App.Runtime.win-x86 | =3.0.0,3.1.24 | 3.1.25 |…
Recommended action: Upgrade to 6.0.5, 5.0.17 or 3.1.25 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.
Microsoft is releasing this security advisory to provide information about a vulnerability in .NET 6.0, .NET 5.0 and .NET Core 3.1. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability. A vulnerability exists in .NET 6.0, .NET 5.0 and .NET core 3.1 where a malicious client can manipulate cookies and cause a Denial of Service. Affected software Any .NET 6.0 application running on .NET 6.0.4 or earlier. Any .NET 5.0 application running .NET 5.0.16 or earlier. Any .NET Core 3.1 application running on .NET Core 3.1.24 or earlier. Affected packages .NET Core 3.1 | Package name | Affected versions | Patched versions | |---------------------------------------------------|-------------------|------------------| | Microsoft.Owin.Security.Cookies | <4.2.2 | 4.2.2 | | Microsoft.Owin.Security | <4.2.2 | 4.2.2 | | Microsoft.AspNetCore.App.Runtime.win-x64 | =3.0.0,3.1.24 | 3.1.25 | | Microsoft.AspNetCore.App.Runtime.linux-x64 |…
Recommended action: Upgrade to 6.0.5, 5.0.17 or 3.1.25 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.