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Package details: pkg:nuget/Microsoft.AspNetCore.WebSockets@2.1.1
purl pkg:nuget/Microsoft.AspNetCore.WebSockets@2.1.1
Next non-vulnerable version 2.1.7
Latest non-vulnerable version 2.2.1
Risk 4.0
Vulnerabilities affecting this package (1)
Vulnerability Summary Fixed by
VCID-1gtv-nubh-73a9
Aliases:
CVE-2019-0564
GHSA-6px8-22w5-w334
Microsoft Security Advisory CVE-2019-0564: ASP.NET Core Denial of Service Vulnerability
2.1.7
Affected by 0 other vulnerabilities.
2.2.1
Affected by 0 other vulnerabilities.
Vulnerabilities fixed by this package (0)
Vulnerability Summary Aliases
This package is not known to fix vulnerabilities.

Date Actor Action Vulnerability Source VulnerableCode Version
2026-04-16T21:51:50.497931+00:00 GitLab Importer Affected by VCID-1gtv-nubh-73a9 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.AspNetCore.WebSockets/CVE-2019-0564.yml 38.4.0
2026-04-11T23:07:44.048234+00:00 GitLab Importer Affected by VCID-1gtv-nubh-73a9 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.AspNetCore.WebSockets/CVE-2019-0564.yml 38.3.0
2026-04-02T23:16:05.666795+00:00 GitLab Importer Affected by VCID-1gtv-nubh-73a9 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.AspNetCore.WebSockets/CVE-2019-0564.yml 38.1.0
2026-04-01T17:36:10.440733+00:00 GitLab Importer Affected by VCID-1gtv-nubh-73a9 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.AspNetCore.WebSockets/CVE-2019-0564.yml 38.0.0
2026-04-01T12:38:29.473380+00:00 RetireDotNet Importer Affected by VCID-1gtv-nubh-73a9 https://github.com/RetireNet/Packages/blob/master/Content/12.json 38.0.0