What’s Vulnerable › Vulnerabilities

CVE-2026-66109

• Severity: high (CVSS 8.5 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-08-25 · updated 2026-08-28
• Weakness: CWE-862

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.

Affected products

• Sky Co., LTD. SKYMEC IT Manager: 2023.225.03a, 2024.005.10a
• Sky Co., LTD. SKYSEA Client View: through Ver.21.210.01f

References

• https://jvn.jp/en/jp/JVN33423625/
• https://www.skyseaclientview.net/news/260824_01/

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