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CVE-2026-39454

Quick assessment

Affected
Sky Co.,LTD. SKYSEA Client View
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SKYSEA Client View是日本SKYSEA公司的一款支持信息泄露对策和 IT 运营管理的软件。 SKYSEA Client View存在安全漏洞，该漏洞源于安装文件夹权限设置不当，可能导致以管理员权限执行任意代码。

AI Predicted 7.8 Difficulty: Easy EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2026-39454

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
缺省权限不正确
Source: CVE Program / CVE List V5
Vulnerability Title
SKYSEA Client View 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SKYSEA Client View是日本SKYSEA公司的一款支持信息泄露对策和 IT 运营管理的软件。 SKYSEA Client View存在安全漏洞，该漏洞源于安装文件夹权限设置不当，可能导致以管理员权限执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Sky Co.,LTD. SKYSEA Client View Ver.21.200.07j and earlier -
Sky Co.,LTD. SKYMEC IT Manager Ver.2024.005.10a and earlier -

II. Public POCs for CVE-2026-39454

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-39454

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Vendor Pages for CVE-2026-39454 (1)

IV. Related Vulnerabilities

Same product: SKYSEA Client View
Same vendor: Sky Co.,LTD.
Same weakness: CWE-276

V. Comments for CVE-2026-39454

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