Main Vulnerability Database Vulnerabilities #VU126508

Incorrect default permissions in SKYSEA Client View and SKYMEC IT Manager - CVE-2026-39454

Published: April 20, 2026

Vulnerability identifier: #VU126508

CSH Severity: Low

CVSS v4: 8.5 [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]

CVE-ID: CVE-2026-39454

CWE-ID: CWE-276

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to incorrect default permissions in the installation folder. A local user can execute arbitrary code on the system with elevated privileges.

Affected software

SKYSEA Client View
SKYMEC IT Manager

How to mitigate CVE-2026-39454

Install updates from vendor's website.

SKYSEA Client View - update to 21.210.01f

External References

https://jvn.jp/en/jp/JVN63376363/index.html
https://www.skyseaclientview.net/news/260420_01/

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