5.5

CVE-2026-20839

Windows Client-Side Caching (CSC) Service Information Disclosure Vulnerability

Improper access control in Windows Client-Side Caching (CSC) Service allows an authorized attacker to disclose information locally.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
MicrosoftWindows 10 1607 HwPlatformx64 Version < 10.0.14393.8783
MicrosoftWindows 10 1607 HwPlatformx86 Version < 10.0.14393.8783
MicrosoftWindows 10 1809 HwPlatformx64 Version < 10.0.17763.8276
MicrosoftWindows 10 1809 HwPlatformx86 Version < 10.0.17763.8276
MicrosoftWindows 10 21h2 Version < 10.0.19044.6809
MicrosoftWindows 10 22h2 Version < 10.0.19045.6809
MicrosoftWindows 11 23h2 Version < 10.0.22631.6491
MicrosoftWindows 11 24h2 Version < 10.0.26100.7623
MicrosoftWindows 11 25h2 Version < 10.0.26200.7623
MicrosoftWindows Server 2008 Versionr2 Updatesp1 HwPlatformx64
MicrosoftWindows Server 2016 Version < 10.0.14393.8783
MicrosoftWindows Server 2019 Version < 10.0.17763.8276
MicrosoftWindows Server 2022 Version < 10.0.20348.4648
MicrosoftWindows Server 2022 23h2 Version < 10.0.25398.2092
MicrosoftWindows Server 2025 Version < 10.0.26100.32230
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 0.05% 0.158
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
secure@microsoft.com 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE-284 Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.