TeamViewer security advisory (AV26-852)
Canada's Cyber Centre warns that multiple TeamViewer client products are affected by vulnerabilities, urging users to update to 15.64.7 or later.
Advisory AV26-852, dated August 26, 2026, reports vulnerabilities in TeamViewer Full Client, Host, and QuickSupport across multiple versions and platforms, and in Portable prior to 15.64.7. The Canadian Centre for Cyber Security encourages users and administrators to apply the necessary updates, referencing TeamViewer security bulletins TV-2026-1008 and TV-2026-1009. No exploitation details are provided in the advisory.
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