Most recent entries from all

BELL-CVE-2026-69439

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

BIT-dotnet-2026-69439 — .NET and Visual Studio Elevation of Privilege Vulnerability

Affected: Bitnami: dotnet

Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.

certfr-2026-avi-1146 — De multiples vulnérabilités ont été découvertes dans Microsoft .Net. Certaines d'entre elles permettent à un attaquant…

certfr-2026-avi-1146

EUVD-2026-381762

fkie_cve-2026-69439

Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.

GHSA-527h-q9f6-p7qx — Microsoft Security Advisory CVE-2026-69439 – .NET and Visual Studio Elevation of Privilege Vulnerability

Affected: NuGet: Microsoft.DiaSymReader.Native

# Microsoft Security Advisory CVE-2026-69439 – .NET and Visual Studio Elevation of Privilege Vulnerability

## Executive summary

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

An out of bounds write can occur when parsing a Portable PDB file.

## Announcement

Announcement for this issue can be found at https://github.com/dotnet/announcements/issues/438

## CVSS Details

- **Version:** 3.1 - **Severity:** High - **Score:** 8.8 - **Vector:** `CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H` - **Weakness:** CWE-122 (Heap-based Buffer Overflow)

## 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 11 RC1"></a>.NET 11 RC1 Package name | Affected version | Patched version ------------ | ---------------- | ------------------------- [Microsoft.DiaSymReader.Native](https://www.nuget.org/packages/Microsoft.DiaSymReader.Native) | >= 17.10.0-beta1.24272.1, <= 18.9.0-beta1.26405.1 | 18.9.0-beta1.26405.2

### <a name=".NET 10"></a>.NET 10 Package name | Affected version | Patched version ------------ | ---------------- | ------------------------- [Microsoft.DiaSymReader.Native](https://www.nug…

msrc_CVE-2026-69439 — .NET and Visual Studio Elevation of Privilege Vulnerability

msrc_CVE-2026-69439

UBUNTU-CVE-2026-69439

Affected: Ubuntu:22.04:LTS: dotnet7

Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.

WID-SEC-W-2026-3242 — Microsoft Entwicklerwerkzeuge: Mehrere Schwachstellen ermöglichen Privilegieneskalation

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in verschiedenen Microsoft Entwicklerwerkzeugen ausnutzen, um seine Privilegien zu erhöhen, um Sicherheitsmechanismen zu umgehen, sowie Informationen zu manipulieren oder offenzulegen.