CVE-2026-42902

HIGH

Microsoft PowerToys Elevation of Privilege Vulnerability

Title source: cna
STIX 2.1

Description

Improper authorization in Microsoft PowerToys allows an authorized attacker to elevate privileges locally.

References (1)

Core 1
Core References
Vendor Advisory vendor-advisory patch
Microsoft PowerToys Elevation of Privilege Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42902

Scores

CVSS v3 7.8
EPSS 0.0027
EPSS Percentile 18.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/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-285
Status published
Products (2)
Microsoft/Microsoft PowerToys 0.1 - v0.99.1
microsoft/powertoys < 0.99.1
Published Jun 09, 2026
Tracked Since Jun 09, 2026