CVE-2026-39454

HIGH 8.5CVE-2026-39454 · Published 20/04/2026 · updated 26/10/2026

In short

CVE-2026-39454 is a HIGH (CVSS 8.5) vulnerability affecting skymec it manager (skygroup), skysea client view (skygroup).
Chance of exploitation in the next 30 days (EPSS): 0.11%, higher than 1.3% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
skymec it manager skygroup	`≤ 2024.005.10a`	No fix yet
skysea client view skygroup	`≤ 21.200.07j`	No fix yet

Description

SKYSEA Client View and SKYMEC IT Manager provided by Sky Co.,LTD. configure the installation folder with improper file access permission settings. A non-administrative user may manipulate and/or place arbitrary files within the installation folder of the product. As a result, arbitrary code may be executed with the administrative privilege.

References

jvn.jp/en/jp/JVN63376363 · Third Party Advisory
skyseaclientview.net/news/260420_01 · Vendor Advisory

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free