Description
Improper restriction of communication channel to intended endpoints in Windows PowerShell allows an authorized attacker to elevate privileges locally.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
patch
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49734
Scores
CVSS v3
7.0
EPSS
0.0006
EPSS Percentile
19.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-923
Status
published
Products (13)
microsoft/powershell
7.4 - 7.4.12
microsoft/windows_10_1607
< 10.0.14393.8422 (2 CPE variants)
microsoft/windows_10_1809
< 10.0.17763.7792 (2 CPE variants)
microsoft/windows_10_21h2
< 10.0.19044.6332
microsoft/windows_10_22h2
< 10.0.19045.6332
microsoft/windows_11_22h2
< 10.0.22621.5909
microsoft/windows_11_23h2
< 10.0.22631.5909
microsoft/windows_11_24h2
< 10.0.26100.6508
microsoft/windows_server_2016
< 10.0.14393.8422
microsoft/windows_server_2019
< 10.0.17763.7792
... and 3 more
Published
Sep 09, 2025
Tracked Since
Feb 18, 2026