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2 vulnerabilities found for Microsoft.AspNetCore.Components.WebAssembly.DevServer by Microsoft

CVE-2026-102870 (GCVE-0-2026-102870)

Vulnerability from nvd – Published: 2026-10-13 19:01 – Updated: 2026-10-25 18:48

Title

ASP.NET Core Remote Code Execution Vulnerability

Summary

Improper control of generation of code ('code injection') in ASP.NET Core allows an unauthorized attacker to execute code over a network.

Severity

8.8 (High)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-10-08 00:00 UTC

CWE

CWE-94 - Improper Control of Generation of Code ('Code Injection')

Assigner

microsoft CNA under the mitre root

CNA scorecard B 82/100 over 3954 records in the last 180 days details

References

1 reference

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

Impacted products

13 products

Vendor	Product	Version
Microsoft	.NET 10.0 installed on Linux	Affected: 10.0.0 , < 10.0.403 (custom)
Microsoft	.NET 10.0 installed on Mac OS	Affected: 10.0.0 , < 10.0.403 (custom)
Microsoft	.NET 10.0 installed on Windows	Affected: 10.0.0 , < 10.0.403 (custom)
Microsoft	.NET 11.0 installed on Linux	Affected: 11.0.0-preview.1 , < 11.0.100-rc.3 (custom)
Microsoft	.NET 11.0 installed on Mac OS	Affected: 11.0.0-preview.1 , < 11.0.100-rc.3 (custom)
Microsoft	.NET 11.0 installed on Windows	Affected: 11.0.0-preview.1 , < 11.0.100-rc.3 (custom)
Microsoft	Microsoft Visual Studio 2019 version 16.11	Affected: 16.11.0 , < 16.11.61 (custom)
Microsoft	Microsoft Visual Studio 2022 version 17.14	Affected: 17.14.0 , < 17.14.43 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.10	Affected: 18.10.0 , < 18.10.4 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.11	Affected: 18.11.0 , < 18.11.2 (custom)
Microsoft	Microsoft Visual Studio 2026 version 18.12	Affected: 18.12.0 , < 18.12 Insiders 3 (custom)
Microsoft	Microsoft.AspNetCore.Components.WebAssembly.DevServer	Affected: 11.0.0-preview.1 , < 10.0.14 (custom)
Microsoft	Microsoft.AspNetCore.Components.WebAssembly.Server	Affected: 10.0.0 , < 10.0.13 (custom)

Date Public

2026-10-13 14:00

Show details on NVD website

JSON

To clipboard

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