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bdu:2026-11941

BELL-CVE-2026-62902

Affected: Alpaquita:25: dotnet8-runtime, Alpaquita:stream: dotnet8-runtime

BIT-dotnet-2026-62902 — .NET Information Disclosure Vulnerability

Affected: Bitnami: dotnet

Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to disclose information over a network.

certfr-2026-avi-1001 — De multiples vulnérabilités ont été découvertes dans Microsoft Windows. Certaines d'entre elles permettent à un attaqua…

certfr-2026-avi-1001

EUVD-2026-378453

fkie_cve-2026-62902

Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to disclose information over a network.

GHSA-9mrh-pw7c-9mqm — Microsoft Security Advisory CVE-2026-62902 – .NET Information Disclosure Vulnerability

Affected: NuGet: Microsoft.WindowsDesktop.App.Runtime.win-arm64, NuGet: Microsoft.WindowsDesktop.App.Runtime.win-x64, NuGet: Microsoft.WindowsDesktop.App.Runtime.win-x86

## Executive summary

Microsoft is releasing this security advisory to provide information about a vulnerability in Windows Presentation Foundation. This advisory also provides guidance on what developers can do to update their applications to remove this vulnerability.

A specially crafted document parsed in .NET can trigger the inclusion of functionality from an untrusted control sphere, allowing an unauthorized attacker to disclose information over a network.

## Announcement

Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/433

## CVSS Details

- **Version:** 3.1 - **Severity:** Medium - **Score:** 6.5 - **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` - **Weakness:** CWE-829: Inclusion of Functionality from Untrusted Control Sphere; CWE-693: Protection Mechanism Failure; CWE-918: Server-Side Request Forgery (SSRF)

## Affected Platforms

- **Platforms:** Windows - **Architectures:** All

## <a name="affected-packages"></a>Affected Packages The vulnerability affects any Microsoft .NET project if it uses any of affected package versions listed below

### <a name=".NET 10"></a>.NET 10 Package name | Affected version | Patched version ------------ | ---------------- | ------------------------- [Microsoft.WindowsDesktop.App.Runtime.win-arm64](https://www.nuget.org/packages/Microsoft.WindowsDesktop.App.Runtime.win-arm64) | >= 10.0.0, <= 10.0.10 | 10.0.11 [Microsoft.WindowsDesktop.App.Runtime.win-x64](https://w…

msrc_CVE-2026-62902 — .NET Information Disclosure Vulnerability

msrc_CVE-2026-62902

NCSC-2026-0285 — Kwetsbaarheden verholpen in Microsoft Developer Tools

NCSC-2026-0285

RHSA-2026:44914 — Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

.NET: .NET Core: .NET Security Feature Bypass Vulnerability .NET: .NET Information Disclosure Vulnerability .NET: .NET Denial of Service Vulnerability dotnet: .NET: Information Disclosure Vulnerability .NET: .NET Elevation of Privilege Vulnerability

UBUNTU-CVE-2026-62902

Affected: Ubuntu:22.04:LTS: dotnet7

Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to disclose information over a network.

WID-SEC-W-2026-2761 — Microsoft Developer Tools: Mehrere Schwachstellen

Ein Angreifer kann mehrere Schwachstellen in Microsoft Visual Studio Code, Microsoft Windows Server 2012, Microsoft Windows Server 2012 R2, Microsoft Windows Server 2016, Microsoft .NET Framework, Microsoft Windows Server 2019, Microsoft Windows Server 2022, Microsoft Windows Server 2025, Microsoft PowerShell, Microsoft Windows, Microsoft .NET, Microsoft Visual Studio 2022 und Microsoft Visual Studio 2026 ausnutzen, um beliebigen Programmcode auszuführen, um seine Privilegien zu erhöhen, um einen Denial of Service Angriff durchzuführen, um Informationen offenzulegen, und um Sicherheitsvorkehrungen zu umgehen.