Time-of-check time-of-use (toctou) race condition in .NET allows an authorized attacker to elevate privileges locally.

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required Low

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

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
Version Status Constraints
10.0.0 affected < 10.0.404
Microsoft .NET 10.0 installed on Mac OS affected
Version Status Constraints
10.0.0 affected < 10.0.404
Microsoft .NET 11.0 installed on Linux affected
Version Status Constraints
11.0.0-preview.1 affected < 11.0.100
Microsoft .NET 11.0 installed on Mac OS affected
Version Status Constraints
11.0.0-preview.1 affected < 11.0.100
Microsoft Microsoft.DotNet.HotReload.Watch.Aspire affected
Version Status Constraints
10.0.300 affected < 11.0.100

No data.

No data.

No data.

Project Subscriptions

Vendors Products
Microsoft Subscribe
.net 10.0 Installed On Linux Subscribe
.net 10.0 Installed On Mac Os Subscribe
.net 11.0 Installed On Linux Subscribe
.net 11.0 Installed On Mac Os Subscribe
Microsoft.dotnet.hotreload.watch.aspire Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-114155 cve-icon
History

Tue, 10 Nov 2026 18:30:00 +0000

Type Values Removed Values Added
Description Time-of-check time-of-use (toctou) race condition in .NET allows an authorized attacker to elevate privileges locally.
Title .NET Elevation of Privilege Vulnerability
First Time appeared Microsoft
Microsoft .net 10.0 Installed On Linux
Microsoft .net 10.0 Installed On Mac Os
Microsoft .net 11.0 Installed On Linux
Microsoft .net 11.0 Installed On Mac Os
Microsoft microsoft.dotnet.hotreload.watch.aspire
Weaknesses CWE-367
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_11.0_installed_on_linux:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:.net_11.0_installed_on_mac_os:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:microsoft.dotnet.hotreload.watch.aspire:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft .net 10.0 Installed On Linux
Microsoft .net 10.0 Installed On Mac Os
Microsoft .net 11.0 Installed On Linux
Microsoft .net 11.0 Installed On Mac Os
Microsoft microsoft.dotnet.hotreload.watch.aspire
References
Metrics cvssV3_1

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

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-11-10T18:19:16.288Z

Reserved: 2026-10-20T21:56:39.317Z

Link: CVE-2026-114155

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses