Vulnerability-Lookup

CNVD-2026-28483

Vulnerability from cnvd - Published: 2026-07-21

Title

Microsoft .NET Framework拒绝服务漏洞（CNVD-2026-28483）

Description

Microsoft .NET Framework是美国Microsoft公司的一种全面且一致的编程模型，也是一个用于构建Windows、Windows Store、Windows Phone、Windows Server和Microsoft Azure的应用程序的开发平台。该平台包括C#和Visual Basic编程语言、公共语言运行库和广泛的类库。 Microsoft .NET Framework存在拒绝服务漏洞，该漏洞源于未正确验证特定类型的输入，攻击者可利用该漏洞导致拒绝服务。

Severity

高

Patch Name

Microsoft .NET Framework拒绝服务漏洞（CNVD-2026-28483）的补丁

Patch Description

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-2026-50524

Reference

https://nvd.nist.gov/vuln/detail/CVE-2026-50524

Impacted products

Name
['Microsoft .NET 8.0', 'Microsoft Visual Studio 2022 17.12', 'Microsoft .NET 9.0', 'Microsoft Visual Studio 2022 17.14', 'Microsoft .NET 10.0', 'Microsoft Visual Studio 2026 18.7']

Show details on source website

JSON

To clipboard

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    "cve": {
      "cveNumber": "CVE-2026-50524",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-50524"
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  "patchName": "Microsoft .NET Framework\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2026-28483\uff09\u7684\u8865\u4e01",
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      "Microsoft Visual Studio 2022 17.12",
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  "serverity": "\u9ad8",
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  "title": "Microsoft .NET Framework\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2026-28483\uff09"
}

CVE-2026-50524 (GCVE-0-2026-50524)

Vulnerability from cvelistv5 – Published: 2026-07-14 19:29 – Updated: 2026-10-08 18:13

Title

.NET Framework Denial of Service Vulnerability

Summary

Improper validation of specified type of input in .NET Framework allows an unauthorized attacker to deny service over a network.

Severity

7.5 (High)


                        
                          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

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-07-14 20:34 UTC

CWE

CWE-1287 - Improper Validation of Specified Type of Input

Assigner

microsoft CNA under the mitre root

CNA scorecard B 82/100 over 3923 records in the last 180 days details

References

1 reference

URL	Tags
https://msrc.microsoft.com/update-guide/vulnerabi…	vendor-advisorypatch

Impacted products

6 products

Vendor	Product	Version
Microsoft	.NET 10.0	Affected: 10.0.0 , < 10.0.10 (custom)
Microsoft	.NET 8.0	Affected: 8.0.0 , < 8.0.29 (custom)
Microsoft	.NET 9.0	Affected: 9.0.0 , < 9.0.18 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.12	Affected: 17.12.0 , < 17.12.22 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.36 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.7	Affected: 18.0 , < 18.7.4 (custom)

Date Public

2026-07-14 14:00

Show details on NVD website

JSON

To clipboard

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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.

Vulnerability timeline

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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