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.NET and .NET Framework November 2026 servicing updates

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In short

The releases target modern versions through builds 11.0.0, 10.0.15, 9.0.23, and 8.0.34, alongside .NET Framework servicing resources. The security advisories resolve critical defects including denial of service, elevation of privilege, information disclosure, security feature bypasses, and Visual Studio remote code execution. Administrators must note that certain vulnerabilities demand manual intervention, including updating specific packages and regenerating templated application code. Updated installers, binaries, Linux packages, and container images are now accessible to support deployment.

Key points

  • Standard runtime updates alone are insufficient to resolve all published vulnerabilities…: Standard runtime updates alone are insufficient to resolve all published vulnerabilities across affected environments.
  • Addressing CVE-2026-118741 requires developers to update ASP.NET Core Identity scaffoldin…: Addressing CVE-2026-118741 requires developers to update ASP.NET Core Identity scaffolding assets, fix generated source files, and redeploy projects.
  • Updated artifacts are available across multiple distribution channels including container…: Updated artifacts are available across multiple distribution channels including container images, Linux packages, and standalone installers.

Sources checked by our analysis pipeline: 1

The November 10, 2026 servicing updates for .NET 10, .NET 9, and .NET 8 include security and non-security fixes. This post brings together the security advisories, release notes, and download links for this month’s updates, along with resources for .NET Framework servicing.

Security improvements

The following table covers vulnerabilities affecting .NET 8, 9, 10, and 11, including associated tooling. Follow each advisory for the full list of affected products and remediation guidance.

CVE | Vulnerability or component | Affected versions covered in this post |

---|---|---|

CVE-2026-114146 | ASP.NET Core Elevation of Privilege Vulnerability | 8, 9, 10, 11 |

CVE-2026-109475 | .NET Denial of Service Vulnerability | 8, 9, 10, 11 |

CVE-2026-114147 | ASP.NET Core Denial of Service Vulnerability | 8, 9, 10, 11 |

CVE-2026-105544 | .NET Elevation of Privilege Vulnerability | 8, 9, 10, 11 |

CVE-2026-114149 | ASP.NET Core Denial of Service Vulnerability | 8, 9, 10, 11 |

CVE-2026-109478 | ASP.NET Core Denial of Service Vulnerability | 8 |

CVE-2026-114150 | ASP.NET Core Information Disclosure Vulnerability | 11 |

CVE-2026-114151 | Visual Studio Remote…

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