JVN#45563482    
Installers of LiveOn Meet Client for Windows and its plugin may insecurely load Dynamic Link Libraries

The installer of LiveOn Meet Client for Windows and the installer of Canon Network Camera Plugin provided by Japan Media Systems Corporation may insecurely load Dynamic Link Libraries.

• the installer of LiveOn Meet Client for Windows
  • Downloader5Installer.exe Ver.1.0.0.0
  • Downloader5InstallerForAdmin.exe Ver.1.0.0.0
• the installer of Canon Network Camera Plugin
  • CanonNWCamPlugin.exe Ver.1.0.0.0
  • CanonNWCamPluginForAdmin.exe Ver.1.0.0.0

LiveOn Meet provided by Japan Media Systems Corporation is a web conferencing system. The installer of LiveOn Meet Client for Windows and the installer of Canon Network Camera Plugin insecurely load Dynamic Link Libraries.

• Uncontrolled search path element (CWE-427)
  • CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N Base Score 8.4
  • CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Base Score 7.8
  • CVE-2026-32679
  • This vulnerability may be exploited by directing a user to download and place a specially crafted DLL file with the affected installer and to execute the installer.

Arbitrary code may be executed with the privilege of the user invoking the installer.

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Use the latest installers provided by the developer.

This vulnerability only affects the installers, and already installed products are not affected.

Vendor	Link
Japan Media Systems Corporation	Vulnerability in the LiveOn Meet client installer and plugin installer for Windows PCs related to the loading of arbitrary DLLs (Text in Japanese, PDF)

1. Japan Vulnerability Notes JVNTA#91240916
   Insecure DLL Loading and Command Execution Issues on Many Windows Application Programs

Kazuma Matsumoto of GMO Cybersecurity by IERAE, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.