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.NET Core and Visual Studio Information Disclosure Vulnerability

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

cve-program · CVE-2021-34485

Published

.NET 5.0

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": ".NET 5.0",
                    "versions": [
                        {
                            "version": "5.0.0",
                            "lessThan": "5.0.9",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

.NET Core 2.1

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": ".NET Core 2.1",
                    "versions": [
                        {
                            "version": "2.1",
                            "lessThan": "2.1.30",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

.NET Core 3.1

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": ".NET Core 3.1",
                    "versions": [
                        {
                            "version": "3.1",
                            "lessThan": "3.1.18",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)",
                    "versions": [
                        {
                            "version": "15.9.0",
                            "lessThan": "15.9.38",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": "Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)",
                    "versions": [
                        {
                            "version": "16.10.0",
                            "lessThan": "16.10.5",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)",
                    "versions": [
                        {
                            "version": "16.0",
                            "lessThan": "16.4.25",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)",
                    "versions": [
                        {
                            "version": "16.0.0",
                            "lessThan": "16.7.18",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)",
                    "versions": [
                        {
                            "version": "15.0.0",
                            "lessThan": "16.9.10",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

PowerShell 7.0

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": "PowerShell 7.0",
                    "versions": [
                        {
                            "version": "7.0.0",
                            "lessThan": "7.0.7",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

PowerShell 7.1

Vendor product

Original vendor version evidence · not evaluated as a NuGet range
{
                    "vendor": "Microsoft",
                    "product": "PowerShell 7.1",
                    "versions": [
                        {
                            "version": "7.1.0",
                            "lessThan": "7.1.4",
                            "versionType": "custom",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON

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Sources read 11 Nov 12:06 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current