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High

ASP.NET Core Denial of Service Vulnerability

  • Disclosed: 24.05.2022
  • Updated: 11.10.2026 11:22

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka 'ASP.NET Core Denial of Service Vulnerability'.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
.NET (NuGet) Microsoft.AspNetCore.App.Runtime.linux-arm >= 3.1.0, < 3.1.4 3.1.4
.NET (NuGet) Microsoft.AspNetCore.App.Runtime.linux-arm64 >= 3.1.0, < 3.1.4 3.1.4
.NET (NuGet) Microsoft.AspNetCore.App.Runtime.linux-musl-arm64 >= 3.1.0, < 3.1.4 3.1.4
.NET (NuGet) Microsoft.AspNetCore.App.Runtime.linux-musl-x64 >= 3.1.0, < 3.1.4 3.1.4
.NET (NuGet) Microsoft.AspNetCore.App.Runtime.linux-x64 >= 3.1.0, < 3.1.4 3.1.4
.NET (NuGet) Microsoft.AspNetCore.App.Runtime.osx-x64 >= 3.1.0, < 3.1.4 3.1.4
.NET (NuGet) Microsoft.AspNetCore.App.Runtime.win-arm >= 3.1.0, < 3.1.4 3.1.4
.NET (NuGet) Microsoft.AspNetCore.App.Runtime.win-x64 >= 3.1.0, < 3.1.4 3.1.4
.NET (NuGet) Microsoft.AspNetCore.App.Runtime.win-x86 >= 3.1.0, < 3.1.4 3.1.4

References

CVSS score 7.5/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
CWE-20
Platform
.NET (NuGet)
Package
Microsoft.AspNetCore.App.Runtime.linux-arm, Microsoft.AspNetCore.App.Runtime.linux-arm64, Microsoft.AspNetCore.App.Runtime.linux-musl-arm64
Disclosed
24.05.2022
Updated
11.10.2026 11:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-3cf7-7wq6-8842 - CC BY 4.0

Vulnerability history: Microsoft.AspNetCore.App.Runtime.linux-musl-arm64

All published vulnerabilities of this package (.NET (NuGet)), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (24) in the archive
Total entries
24
First → latest
05.2022 10.2026
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 3
  • High 19
  • Medium 2

Disclosures per year

Severity:
  1. Microsoft Security Advisory CVE-2026-70186 - ASP.NET Core Denial of Service Vulnerability
    High · 7.5 CVE-2026-70186 >= 8.0.0, < 8.0.32, >= 10.0.0, < 10.0.13, >= 9.0.0, < 9.0.21 8.0.32, 10.0.13, 9.0.21
  2. Microsoft Security Advisory CVE-2026-88092 - ASP.NET Core Security Feature Bypass Vulnerability
    Critical · 9.4 CVE-2026-88092 >= 8.0.0, < 8.0.32, >= 10.0.0, < 10.0.13, >= 11.0.0-preview.1, < 11.0.0-rc.2, >= 9.0.0, < 9.0.21 8.0.32, 10.0.13, 11.0.0-rc.2, 9.0.21
  3. Microsoft Security Advisory CVE-2026-56170 – .NET Denial of Service Vulnerability
    High · 7.5 CVE-2026-56170 >= 10.0.0, < 10.0.6, >= 9.0.0, < 9.0.15, >= 8.0.0, < 8.0.26 10.0.6, 9.0.15, 8.0.26
  4. Microsoft Security Advisory CVE-2026-42899 – ASP.NET Core Denial of Service Vulnerability
    High · 7.5 CVE-2026-42899 >= 8.0.0, < 8.0.27, >= 9.0.0, < 9.0.16, >= 10.0.0, < 10.0.8 8.0.27, 9.0.16, 10.0.8
  5. .NET Denial of Service Vulnerability
    High · 7.5 CVE-2026-26130 >= 8.0.0, < 8.0.25, >= 9.0.0, < 9.0.14, >= 10.0.0, < 10.0.4 8.0.25, 9.0.14, 10.0.4
  6. Microsoft Security Advisory CVE-2025-55315: .NET Security Feature Bypass Vulnerability
    Critical · 9.9 CVE-2025-55315 >= 10.0.0-rc.1.25451.107, < 10.0.0-rc.2.25502.107, >= 9.0.0, < 9.0.10, >= 8.0.0, < 8.0.21 10.0.0-rc.2.25502.107, 9.0.10, 8.0.21
  7. Microsoft Security Advisory CVE-2025-24070: .NET Elevation of Privilege Vulnerability
    High · 7.0 CVE-2025-24070 >= 9.0.0, < 9.0.3, >= 8.0.0, < 8.0.14, >= 6.0.0, <= 6.0.36 9.0.3, 8.0.14
  8. Microsoft Security Advisory CVE-2024-38229 | .NET Remote Code Execution Vulnerability
    High · 8.1 CVE-2024-38229 >= 9.0.0-preview.1.24081.5, < 9.0.0-rc.2.24474.3, >= 8.0.0, < 8.0.10 9.0.0-rc.2.24474.3, 8.0.10
  9. Microsoft Security Advisory CVE-2024-35264 | .NET Remote Code Execution Vulnerability
    Critical · 8.1 CVE-2024-35264 >= 8.0.0, < 8.0.7 8.0.7
  10. Microsoft Security Advisory CVE-2024-21386: .NET Denial of Service Vulnerability
    High · 7.5 CVE-2024-21386 < 6.0.27, >= 7.0.0, < 7.0.16, >= 8.0.0, < 8.0.2 6.0.27, 7.0.16, 8.0.2
  11. Microsoft Security Advisory CVE-2023-33170: .NET Security Feature Bypass Vulnerability
    High · 8.1 CVE-2023-33170 < 6.0.20, >= 7.0.0, < 7.0.9 6.0.20, 7.0.9
  12. .NET Denial of Service Vulnerability
    High · 7.5 CVE-2022-23267 >= 3.0.0, < 3.1.25, >= 5.0.0, < 5.0.17, >= 6.0.0, < 6.0.5 3.1.25, 5.0.17, 6.0.5
  13. .NET Denial of Service Vulnerability
    High · 7.5 CVE-2022-24464 >= 3.0.0, < 3.1.23, >= 5.0.0, < 5.0.15, >= 6.0.0, < 6.0.3 3.1.23, 5.0.15, 6.0.3
  14. .NET Denial of Service Vulnerability
    High · 7.5 CVE-2022-21986 >= 5.0.0, < 5.0.14, >= 6.0.0, < 6.0.2 5.0.14, 6.0.2
  15. .NET Denial of Service Vulnerability
    High · 7.5 CVE-2022-38013 >= 3.1.0, < 3.1.29, >= 5.0.0, < 6.0.9 3.1.29, 6.0.9
  16. .NET Denial of Service Vulnerability
    High · 7.5 CVE-2022-29145 >= 3.0.0, < 3.1.25, >= 5.0.0, < 5.0.17, >= 6.0.0, < 6.0.5 3.1.25, 5.0.17, 6.0.5
  17. .NET Denial of Service Vulnerability
    High · 7.5 CVE-2022-29117 >= 3.0.0, < 3.1.25, >= 5.0.0, < 5.0.17, >= 6.0.0, < 6.0.5 3.1.25, 5.0.17, 6.0.5
  18. ASP.NET Core and Visual Studio Denial of Service Vulnerability
    High · 7.5 CVE-2021-1723 >= 3.1.0, < 3.1.11, >= 5.0.0, < 5.0.2 3.1.11, 5.0.2
  19. Cookie parsing failure
    High · 7.5 CVE-2020-1045 >= 3.1.0, < 3.1.8 3.1.8
  20. ASP.NET Core Denial of Service Vulnerability
    High · 7.5 CVE-2020-1597 >= 3.1.0, < 3.1.7 3.1.7
  21. ASP.NET Core Denial of Service Vulnerability this entry
    High · 7.5 CVE-2020-1161 >= 3.1.0, < 3.1.4 3.1.4
  22. Remote code execution in ASP.NET Core
    High CVE-2020-0603 >= 3.1.0, < 3.1.1 3.1.1

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