CVE-2026-114157

ASP.NET Core Security Feature Bypass Vulnerability

Published Nov 10, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
Concurrent execution using shared resource with improper synchronization ('race condition') in ASP.NET Core allows an authorized attacker to elevate privileges locally.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-7phj-vgxq-r67h Microsoft Security Advisory CVE-2026-114157 - ASP.NET Core Security Feature Bypass Vulnerability
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Concurrent execution using shared resource with improper synchronization ('race condition') in ASP.NET Core allows an authorized attacker to elevate privileges locally.
Title ASP.NET Core Security Feature Bypass Vulnerability
First Time appeared Microsoft
Microsoft .net 10.0 Installed On Windows
Microsoft .net 11.0 Installed On Windows
Microsoft .net 8.0 Installed On Windows
Microsoft .net 9.0 Installed On Windows
Microsoft microsoft Visual Studio 2026 Version 18.11
Microsoft microsoft Visual Studio 2026 Version 18.12
Microsoft visual Studio 2022
Weaknesses CWE-362
CPEs cpe:2.3:a:microsoft:.net_10.0_installed_on_windows:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_11.0_installed_on_windows:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_8.0_installed_on_windows:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_9.0_installed_on_windows:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:microsoft_visual_studio_2026_version_18.11:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:microsoft_visual_studio_2026_version_18.12:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft .net 10.0 Installed On Windows
Microsoft .net 11.0 Installed On Windows
Microsoft .net 8.0 Installed On Windows
Microsoft .net 9.0 Installed On Windows
Microsoft microsoft Visual Studio 2026 Version 18.11
Microsoft microsoft Visual Studio 2026 Version 18.12
Microsoft visual Studio 2022
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C'}