CVE-2026-66109

HighCVSS 8.5/10Last modified Aug 28, 2026

Description

A missing authorization vulnerability exists in SKYSEA Client View and SKYMEC IT Manager. If this vulnerability is exploited, an attacker who can log in to the Windows system on which the affected product is installed may execute arbitrary code with SYSTEM privilege.

Metrics

CVSS 4.0 8.5/10

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weakness enumeration

CWE-862

Affected software

Vendor	Product	Versions
Sky Co., LTD.	SKYSEA Client View	<= Ver.21.210.01f
Sky Co., LTD.	SKYMEC IT Manager	2023.225.03a; 2024.005.10a

References

Timeline

Published: Aug 25, 2026
Last modified: Aug 28, 2026
NVD status: Deferred

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