ASP.NET Core Remote Code Execution Vulnerability
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft | .NET 10.0 installed on Linux | affected |
|
||||||
| Microsoft | .NET 10.0 installed on Mac OS | affected |
|
||||||
| Microsoft | .NET 10.0 installed on Windows | affected |
|
||||||
| Microsoft | .NET 11.0 installed on Linux | affected |
|
||||||
| Microsoft | .NET 11.0 installed on Mac OS | affected |
|
||||||
| Microsoft | .NET 11.0 installed on Windows | affected |
|
||||||
| Microsoft | Microsoft Visual Studio 2019 version 16.11 | affected |
|
||||||
| Microsoft | Microsoft Visual Studio 2022 version 17.14 | affected |
|
||||||
| Microsoft | Microsoft Visual Studio 2026 version 18.10 | affected |
|
||||||
| Microsoft | Microsoft Visual Studio 2026 version 18.11 | affected |
|
||||||
| Microsoft | Microsoft Visual Studio 2026 version 18.12 | affected |
|
||||||
| Microsoft | Microsoft.AspNetCore.Components.WebAssembly.DevServer | affected |
|
||||||
| Microsoft | Microsoft.AspNetCore.Components.WebAssembly.Server | affected |
|
No data.
No data.
| Vendor | Product | Versions | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Microsoft.aspnetcore.components.webassembly.server |
|
||||||||
| Microsoft | Microsoft Visual Studio 2026 Version 18.10 |
|
||||||||
| Microsoft | Visual Studio 2022 |
|
| Source | ID | Title |
|---|---|---|
Github GHSA |
GHSA-g27p-qf6j-c96c | Microsoft Security Advisory CVE-2026-102870 - ASP.NET Core Remote Code Execution Vulnerability |
Ubuntu USN |
USN-8958-1 | .NET vulnerabilities |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.906% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Microsoft .net 10.0 Installed On Linux
Microsoft .net 10.0 Installed On Mac Os Microsoft .net 10.0 Installed On Windows Microsoft .net 11.0 Installed On Linux Microsoft .net 11.0 Installed On Mac Os Microsoft .net 11.0 Installed On Windows Microsoft microsoft.aspnetcore.components.webassembly.devserver Microsoft microsoft Visual Studio 2019 Version 16.11 Microsoft microsoft Visual Studio 2026 Version 18.11 Microsoft microsoft Visual Studio 2026 Version 18.12 |
|
| CPEs | cpe:2.3:a:microsoft:.net_10.0_installed_on_linux:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:.net_10.0_installed_on_mac_os:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:.net_10.0_installed_on_windows:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:.net_11.0_installed_on_linux:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:.net_11.0_installed_on_mac_os:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:.net_11.0_installed_on_windows:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:microsoft.aspnetcore.components.webassembly.devserver:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:microsoft_visual_studio_2019_version_16.11:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:microsoft_visual_studio_2026_version_18.11:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:microsoft_visual_studio_2026_version_18.12:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Microsoft .net 10.0 Installed On Linux
Microsoft .net 10.0 Installed On Mac Os Microsoft .net 10.0 Installed On Windows Microsoft .net 11.0 Installed On Linux Microsoft .net 11.0 Installed On Mac Os Microsoft .net 11.0 Installed On Windows Microsoft microsoft.aspnetcore.components.webassembly.devserver Microsoft microsoft Visual Studio 2019 Version 16.11 Microsoft microsoft Visual Studio 2026 Version 18.11 Microsoft microsoft Visual Studio 2026 Version 18.12 |
| Type | Values Removed | Values Added |
|---|---|---|
| References |
| |
| Metrics |
threat_severity
|
threat_severity
|
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Improper control of generation of code ('code injection') in ASP.NET Core allows an unauthorized attacker to execute code over a network. | |
| Title | ASP.NET Core Remote Code Execution Vulnerability | |
| First Time appeared |
Microsoft
Microsoft microsoft.aspnetcore.components.webassembly.server Microsoft microsoft Visual Studio 2026 Version 18.10 Microsoft visual Studio 2022 |
|
| Weaknesses | CWE-94 | |
| CPEs | cpe:2.3:a:microsoft:microsoft.aspnetcore.components.webassembly.server:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:microsoft_visual_studio_2026_version_18.10:*:*:*:*:*:*:*:* cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:* |
|
| Vendors & Products |
Microsoft
Microsoft microsoft.aspnetcore.components.webassembly.server Microsoft microsoft Visual Studio 2026 Version 18.10 Microsoft visual Studio 2022 |
|
| References |
| |
| Metrics |
cvssV3_1
|