CVE-2026-70159 ASP.NET Core Denial of Service Vulnerability

{
  "id": "186996f6328edfb456dda27230dfc969cb7566f40895f2a3002133b14e35667c",
  "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70159",
  "method": "llm",
  "payload": {
    "kind": "other",
    "title": "CVE-2026-70159 ASP.NET Core Denial of Service Vulnerability",
    "summary": "The Security Updates table was updated with links for .NET 11.0 and Microsoft Visual Studio; the fixed builds are unchanged.",
    "evidence": "Updated the Security Updates table to add KB article links for .NET 11.0 and download and KB article links for Microsoft Visual Studio. This is an informational change only; the fixed builds are unchanged.",
    "products": [
      {
        "name": {
          "value": "ASP.NET Core",
          "evidence": "CVE-2026-70159 ASP.NET Core Denial of Service Vulnerability"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "fixed_cves": [],
    "related_cves": [
      {
        "value": "CVE-2026-70159",
        "evidence": "CVE-2026-70159 ASP.NET Core Denial of Service Vulnerability"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "official-microsoft-security-updates",
  "document_id": 24603,
  "published_at": "2026-10-15T14:00:00+00:00"
}