Vulnerability · Published Oct 13, 2026 · Assigned by microsoft

CVE-2026-96229.NET Information Disclosure Vulnerability

Medium 6.5

In plain English

A medium-severity security flaw in Microsoft Visual Studio 2022 version 17.14 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)6.5Medium
Exploit odds (30 days)0.9%top 38.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Permissive list of allowed inputs in .NET allows an unauthorized attacker to disclose information over a network.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.23dotnet10-runtime10.0.13-r0ALPINE-CVE-2026-96229
Alpine:v3.24dotnet10-runtime10.0.13-r0ALPINE-CVE-2026-96229
Alpine:v3.22dotnet8-runtime8.0.32-r0ALPINE-CVE-2026-96229
Alpine:v3.23dotnet8-runtime8.0.32-r0ALPINE-CVE-2026-96229
Alpine:v3.24dotnet8-runtime8.0.32-r0ALPINE-CVE-2026-96229
Alpine:v3.22dotnet9-runtime9.0.21-r0ALPINE-CVE-2026-96229
Alpine:v3.23dotnet9-runtime9.0.21-r0ALPINE-CVE-2026-96229
Alpine:v3.24dotnet9-runtime9.0.21-r0ALPINE-CVE-2026-96229
NuGetmicrosoft.windowsdesktop.app.runtime.win-arm6411.0.0-rc.2GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-arm648.0.32GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-arm649.0.21GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-arm6410.0.13GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-x6411.0.0-rc.2GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-x6410.0.13GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-x648.0.32GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-x649.0.21GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-x868.0.32GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-x869.0.21GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-x8610.0.13GHSA-5qr9-xxm9-6cmq
NuGetmicrosoft.windowsdesktop.app.runtime.win-x8611.0.0-rc.2GHSA-5qr9-xxm9-6cmq
Ubuntu:22.04:LTSdotnet7no fix listedUBUNTU-CVE-2026-96229

Affected products (as reported)

VendorProductVersions
Microsoft .NET 10.0 runtime 10.0.0 – before 10.0.13
Microsoft .NET 11.0 runtime 11.0.0 – before 11.0.0-rc.2
Microsoft .NET 8.0 runtime 8.0.0 – before 8.0.32
Microsoft .NET 9.0 runtime 9.0.0 – before 9.0.21
Microsoft Microsoft Visual Studio 2022 version 17.14 17.14.0 – before 17.14.42
Microsoft Microsoft Visual Studio 2026 version 18.10 18.10.0 – before 18.10.4

Weakness: CWE-183 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

References