CNVD-2026-26513

Vulnerability from cnvd - Published: 2026-07-07
VLAI
Title
Microsoft ASP.NET Core资源管理错误漏洞
Description
Microsoft ASP.NET Core是美国微软（Microsoft）公司的一框跨平台开源框架。该框架用于构建Web应用、物联网应用和移动后端等基于云的应用程序。 Microsoft ASP.NET Core存在安全漏洞。攻击者可利用该漏洞导致系统拒绝服务。
Severity
高
Patch Name
Microsoft ASP.NET Core资源管理错误漏洞的补丁
Patch Description
Microsoft ASP.NET Core是美国微软（Microsoft）公司的一框跨平台开源框架。该框架用于构建Web应用、物联网应用和移动后端等基于云的应用程序。 Microsoft ASP.NET Core存在安全漏洞。攻击者可利用该漏洞导致系统拒绝服务。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。
Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45591

Reference
https://nvd.nist.gov/vuln/detail/CVE-2026-45591
Impacted products
Name
['Microsoft ASP.NET Core 8.0', 'Microsoft ASP.NET Core 9.0', 'Microsoft ASP.NET Core 10.0', 'Microsoft .NET 10.0 installed on Windows', 'Microsoft .NET 10.0 installed on Mac OS', 'Microsoft .NET 10.0 installed on Linux', 'Microsoft .NET 8.0 installed on Windows', 'Microsoft .NET 8.0 installed on Linux', 'Microsoft .NET 8.0 installed on Mac OS', 'Microsoft .NET 9.0 installed on Linux', 'Microsoft .NET 9.0 installed on Mac OS', 'Microsoft .NET 9.0 installed on Windows', 'Microsoft Visual Studio 2026 version 18.6']
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-45591",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-45591"
    }
  },
  "description": "Microsoft ASP.NET Core\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6846\u8de8\u5e73\u53f0\u5f00\u6e90\u6846\u67b6\u3002\u8be5\u6846\u67b6\u7528\u4e8e\u6784\u5efaWeb\u5e94\u7528\u3001\u7269\u8054\u7f51\u5e94\u7528\u548c\u79fb\u52a8\u540e\u7aef\u7b49\u57fa\u4e8e\u4e91\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\n\nMicrosoft ASP.NET Core\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7cfb\u7edf\u62d2\u7edd\u670d\u52a1\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45591",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-26513",
  "openTime": "2026-07-07",
  "patchDescription": "Microsoft ASP.NET Core\u662f\u7f8e\u56fd\u5fae\u8f6f\uff08Microsoft\uff09\u516c\u53f8\u7684\u4e00\u6846\u8de8\u5e73\u53f0\u5f00\u6e90\u6846\u67b6\u3002\u8be5\u6846\u67b6\u7528\u4e8e\u6784\u5efaWeb\u5e94\u7528\u3001\u7269\u8054\u7f51\u5e94\u7528\u548c\u79fb\u52a8\u540e\u7aef\u7b49\u57fa\u4e8e\u4e91\u7684\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\nMicrosoft ASP.NET Core\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7cfb\u7edf\u62d2\u7edd\u670d\u52a1\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Microsoft ASP.NET Core\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Microsoft ASP.NET Core 8.0",
      "Microsoft ASP.NET Core 9.0",
      "Microsoft ASP.NET Core 10.0",
      "Microsoft .NET 10.0 installed on Windows",
      "Microsoft .NET 10.0 installed on Mac OS",
      "Microsoft .NET 10.0 installed on Linux",
      "Microsoft .NET 8.0 installed on Windows",
      "Microsoft .NET 8.0 installed on Linux",
      "Microsoft .NET 8.0 installed on Mac OS",
      "Microsoft .NET 9.0 installed on Linux",
      "Microsoft .NET 9.0 installed on Mac OS",
      "Microsoft .NET 9.0 installed on Windows",
      "Microsoft Visual Studio 2026 version 18.6"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2026-45591",
  "serverity": "\u9ad8",
  "submitTime": "2026-06-11",
  "title": "Microsoft ASP.NET Core\u8d44\u6e90\u7ba1\u7406\u9519\u8bef\u6f0f\u6d1e"
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.