TeamViewer security advisory (AV26-852)

Serial Number: AV26-852
Date: August 26, 2026

As of August 26, 2026, TeamViewer is affected by vulnerabilities in the following products:

  • TeamViewer Full Client
    • Multiple versions and platforms
  • TeamViewer Host
    • Multiple versions and platforms
  • TeamViewer Portable
    • Prior to version 15.64.7
  • TeamViewer QuickSupport
    • Multiple versions and platforms

The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.

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