Dear community, Sync 2.6.4.1344 is hot-fix patched release. Fix included: Fixed security issue in the Sync WebUI. The credit for reporting this issue goes to Frantisek Uhrecky (fruh) It's available via "Check now" (manual update) and by direct download links below or from resilio.com site. It was not pushed to autoupdate. I contains  Direct Download Links: Installer for Windows: x86 installer x64 installer Package for OS X: OS X package Gzip archive for Linux