PublicCVE

CVE-2026-81963

HIGH7.8
CISA KEV

Description

Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.

CVSS breakdown

CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
E
F
RL
O
RC
Changed

Affected products

Updated 9m ago · 8 sources