7

CVE-2026-49803

Medienbericht

Windows AppX Deployment Extensions Elevation of Privilege Vulnerability

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows AppX Deployment Service allows an authorized attacker to elevate privileges locally.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Microsoft ≫ Windows 10 1607 HwPlatformx64 Version < 10.0.14393.9339
Microsoft ≫ Windows 10 1607 HwPlatformx86 Version < 10.0.14393.9339
Microsoft ≫ Windows 10 1809 HwPlatformx64 Version < 10.0.17763.9020
Microsoft ≫ Windows 10 1809 HwPlatformx86 Version < 10.0.17763.9020
Microsoft ≫ Windows 10 21h2 HwPlatformarm64 Version < 10.0.19044.7548
Microsoft ≫ Windows 10 21h2 HwPlatformx64 Version < 10.0.19044.7548
Microsoft ≫ Windows 10 21h2 HwPlatformx86 Version < 10.0.19044.7548
Microsoft ≫ Windows 10 22h2 HwPlatformarm64 Version < 10.0.19045.7548
Microsoft ≫ Windows 10 22h2 HwPlatformx64 Version < 10.0.19045.7548
Microsoft ≫ Windows 10 22h2 HwPlatformx86 Version < 10.0.19045.7548
Microsoft ≫ Windows 11 24h2 HwPlatformarm64 Version < 10.0.26100.8875
Microsoft ≫ Windows 11 24h2 HwPlatformx64 Version < 10.0.26100.8875
Microsoft ≫ Windows 11 25h2 HwPlatformarm64 Version < 10.0.26200.8875
Microsoft ≫ Windows 11 25h2 HwPlatformx64 Version < 10.0.26200.8875
Microsoft ≫ Windows 11 26h1 HwPlatformx64 Version < 10.0.28000.2269
Microsoft ≫ Windows 11 26h1 HwPlatformarm64 Version < 10.0.28000.2525
Microsoft ≫ Windows Server 2016 Version < 10.0.14393.9339
Microsoft ≫ Windows Server 2019 Version < 10.0.17763.9020
Microsoft ≫ Windows Server 2022 Version < 10.0.20348.5386
Microsoft ≫ Windows Server 2025 Version < 10.0.26100.33158
VulnDex Vulnerability Enrichment
Diese Information steht angemeldeten Benutzern zur Verfügung. Login Login
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.15% 0.049
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Microsoft 7 1 5.9
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Für Zugriff zu Vulnerability Intelligence ist ein VulnDex Zugang erforderlich.
VulnDex Intel
Media Report
14.07.2026 20:08
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49803
Patch
Vendor Advisory