CVE-2026-69783

HIGH CVSS 3.1: 7.8 EPSS 0.44%
Updated Oct 14, 2026
Microsoft
Parameter Value
CVSS 7.8 (HIGH)
Affected Versions 10.0.22631.0 — 10.0.28000.3231
Fixed In 10.0.26100.33650
Type CWE-73 (External Control of File Name or Path)
Vendor Microsoft
Public PoC No

External control of file name or path in Windows Update allows an authorized attacker to elevate privileges locally.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 8

Configuration From (including) Up to (excluding)
Microsoft Windows_Server_2025
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
10.0.26100.0 10.0.26100.33650
Microsoft Windows_11_25h2
cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:*
10.0.26200.0 10.0.26200.9711
Microsoft Windows_11_23h2
cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:arm64:*
10.0.22631.0 10.0.22631.7652
Microsoft Windows_11_23h2
cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:x64:*
10.0.22631.0 10.0.22631.7652
Microsoft Windows_11_24h2
cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*
10.0.26100.0 10.0.26100.9711
Microsoft Windows_Server_2025
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
10.0.26100.0 10.0.26100.33650
Microsoft Windows_11_26h1
cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:*
10.0.28000.0 10.0.28000.3231
Microsoft Windows_11_Version_26h2_For_Arm64-Based_Systems
cpe:2.3:a:microsoft:windows_11_version_26h2_for_arm64-based_systems:*:*:*:*:*:*:*:*
10.0.26300.0 10.0.26300.9711