8.8

CVE-2026-69439

Medienbericht

.NET and Visual Studio Elevation of Privilege Vulnerability

Heap-based buffer overflow in .NET and Visual Studio allows an unauthorized attacker to elevate privileges over a network.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ .Net Version >= 8.0.0 < 8.0.31
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version >= 9.0.0 < 9.0.20
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version >= 10.0.0 < 10.0.12
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version 11.0.0 Update preview1
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version 11.0.0 Update preview2
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version 11.0.0 Update preview3
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version 11.0.0 Update preview4
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version 11.0.0 Update preview5
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version 11.0.0 Update preview6
   Microsoft ≫ Windows Version -
Microsoft ≫ .Net Version 11.0.0 Update preview7
   Microsoft ≫ Windows Version -
Microsoft ≫ Visual Studio 2022 Version >= 17.14.0 < 17.14.40
Microsoft ≫ Visual Studio 2026 Version >= 18.9.0 < 18.9.3
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.74% 0.524
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-122 Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

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VulnDex Intel
Media Report
08.09.2026 20:38
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69439
Patch
Vendor Advisory