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CVE-2026-32679: The installers of LiveOn Meet Client for Windows (Downloader5Installer.exe and Downloader5InstallerForAdmin.ex

29
Routine
HIGH 7.8DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2026-32679 is a high-severity flaw (CVSS 7.8) affecting canonnwcamplugin.exe, canonnwcampluginforadmin.exe, downloader5installer.exe. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The installers of LiveOn Meet Client for Windows (Downloader5Installer.exe and Downloader5InstallerForAdmin.exe) and the installers of Canon Network Camera Plugin (CanonNWCamPlugin.exe and CanonNWCamPluginForAdmin.exe) insecurely load Dynamic Link Libraries (DLLs). If a malicious DLL is placed at the same directory, the affected installer may load that DLL and execute its code with the privilege of the user invoking the installer.

Why this priority

  • High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score7.8 (High)
Attack vectorLocal
Attack complexityLow
Privileges neededNone
User interactionRequired
EPSS exploit chance0.2% (top 95%)
CISA exploited listNo
WeaknessCWE-427
Published2026-04-23
Last modified2026-10-26
Publisher (CNA): JPCERT/CC · Vendor: liveon

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Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

liveon canonnwcamplugin.exe DOWNGRADE
Affected: 1.0.0.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.0.0
1. Check installed version
apt-cache policy canonnwcamplugin.exe || rpm -q canonnwcamplugin.exe || canonnwcamplugin.exe --version
2. No fixed release: DOWNGRADE to a release before 1.0.0.0 (Debian / Ubuntu)
apt-cache madison canonnwcamplugin.exe sudo apt install canonnwcamplugin.exe=<VERSION_BEFORE_1.0.0.0> sudo apt-mark hold canonnwcamplugin.exe
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list canonnwcamplugin.exe sudo dnf downgrade canonnwcamplugin.exe-<VERSION_BEFORE_1.0.0.0> sudo dnf versionlock add canonnwcamplugin.exe
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
liveon canonnwcampluginforadmin.exe DOWNGRADE
Affected: 1.0.0.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.0.0
1. Check installed version
apt-cache policy canonnwcampluginforadmin.exe || rpm -q canonnwcampluginforadmin.exe || canonnwcampluginforadmin.exe --version
2. No fixed release: DOWNGRADE to a release before 1.0.0.0 (Debian / Ubuntu)
apt-cache madison canonnwcampluginforadmin.exe sudo apt install canonnwcampluginforadmin.exe=<VERSION_BEFORE_1.0.0.0> sudo apt-mark hold canonnwcampluginforadmin.exe
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list canonnwcampluginforadmin.exe sudo dnf downgrade canonnwcampluginforadmin.exe-<VERSION_BEFORE_1.0.0.0> sudo dnf versionlock add canonnwcampluginforadmin.exe
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
liveon downloader5installer.exe DOWNGRADE
Affected: 1.0.0.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.0.0
1. Check installed version
apt-cache policy downloader5installer.exe || rpm -q downloader5installer.exe || downloader5installer.exe --version
2. No fixed release: DOWNGRADE to a release before 1.0.0.0 (Debian / Ubuntu)
apt-cache madison downloader5installer.exe sudo apt install downloader5installer.exe=<VERSION_BEFORE_1.0.0.0> sudo apt-mark hold downloader5installer.exe
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list downloader5installer.exe sudo dnf downgrade downloader5installer.exe-<VERSION_BEFORE_1.0.0.0> sudo dnf versionlock add downloader5installer.exe
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
liveon downloader5installerforadmin.exe DOWNGRADE
Affected: 1.0.0.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.0.0.0
1. Check installed version
apt-cache policy downloader5installerforadmin.exe || rpm -q downloader5installerforadmin.exe || downloader5installerforadmin.exe --version
2. No fixed release: DOWNGRADE to a release before 1.0.0.0 (Debian / Ubuntu)
apt-cache madison downloader5installerforadmin.exe sudo apt install downloader5installerforadmin.exe=<VERSION_BEFORE_1.0.0.0> sudo apt-mark hold downloader5installerforadmin.exe
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list downloader5installerforadmin.exe sudo dnf downgrade downloader5installerforadmin.exe-<VERSION_BEFORE_1.0.0.0> sudo dnf versionlock add downloader5installerforadmin.exe
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-32679?

canonnwcamplugin.exe: downgrade or apply the listed mitigation; canonnwcampluginforadmin.exe: downgrade or apply the listed mitigation; downloader5installer.exe: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-32679 being exploited?

CVE-2026-32679 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-32679 affect?

CVE-2026-32679 affects canonnwcamplugin.exe, canonnwcampluginforadmin.exe, downloader5installer.exe. Severity is high (CVSS 7.8). The installers of LiveOn Meet Client for Windows (Downloader5Installer.exe and Downloader5InstallerForAdmin.exe) and the installers of Canon Network Camera Plugin (CanonNWCamPlugin.exe and CanonNWCamPluginForAdmin.exe) insecurely load Dynam

How urgent is CVE-2026-32679?

Priority 29/100. High severity

Software pages

Windows vulnerabilities · Canon printers vulnerabilities

References

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