7.8

CVE-2026-34336

Medienbericht

Windows DWM Core Library Information Disclosure Vulnerability

Integer overflow or wraparound in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Windows 10 1607 HwPlatform x64 Version < 10.0.14393.9140
Microsoft ≫ Windows 10 1607 HwPlatform x86 Version < 10.0.14393.9140
Microsoft ≫ Windows 10 1809 HwPlatform x64 Version < 10.0.17763.8755
Microsoft ≫ Windows 10 1809 HwPlatform x86 Version < 10.0.17763.8755
Microsoft ≫ Windows 10 21h2 HwPlatform arm64 Version < 10.0.19044.7291
Microsoft ≫ Windows 10 21h2 HwPlatform x64 Version < 10.0.19044.7291
Microsoft ≫ Windows 10 21h2 HwPlatform x86 Version < 10.0.19044.7291
Microsoft ≫ Windows 10 22h2 HwPlatform arm64 Version < 10.0.19045.7291
Microsoft ≫ Windows 10 22h2 HwPlatform x64 Version < 10.0.19045.7291
Microsoft ≫ Windows 10 22h2 HwPlatform x86 Version < 10.0.19045.7291
Microsoft ≫ Windows 11 23h2 HwPlatform arm64 Version < 10.0.22631.7079
Microsoft ≫ Windows 11 23h2 HwPlatform x64 Version < 10.0.22631.7079
Microsoft ≫ Windows 11 24h2 HwPlatform arm64 Version < 10.0.26100.8390
Microsoft ≫ Windows 11 24h2 HwPlatform x64 Version < 10.0.26100.8390
Microsoft ≫ Windows 11 25h2 HwPlatform arm64 Version < 10.0.26200.8390
Microsoft ≫ Windows 11 25h2 HwPlatform x64 Version < 10.0.26200.8390
Microsoft ≫ Windows 11 26h1 HwPlatform arm64 Version < 10.0.28000.2113
Microsoft ≫ Windows 11 26h1 HwPlatform x64 Version < 10.0.28000.2113
Microsoft ≫ Windows Server 2016 Version < 10.0.14393.9140
Microsoft ≫ Windows Server 2019 Version < 10.0.17763.8755
Microsoft ≫ Windows Server 2022 Version < 10.0.20348.5074
Microsoft ≫ Windows Server 2022 23h2 Version < 10.0.25398.2330
Microsoft ≫ Windows Server 2025 Version < 10.0.26100.32772
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.25% 0.154
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/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
12.05.2026 20:20
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34336
Vendor Advisory