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  1. Guacamole
  2. GUACAMOLE-1281

Clipboard content is incorrectly sent as keypresses within Firefox

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    • Type: Bug
    • Status: Open
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: 1.3.0
    • Fix Version/s: None
    • Component/s: guacamole
    • Labels:
    • Environment:
      Guacd and Guacamole running on Podman containers
      Mozilla Firefox 84.0.2 running on Fedora 33


      When I try to paste local clipboard content to a text editor in the remote machine by pressing Ctrl+V keyboard shortcut, the text editor "Open File" dialog pops up.

      Steps to reproduce

      1. Copy the following text to the local clipboard
         #copied from local clipboard#
      1. Connect to a remote machine using Guacamole
      2. Open a text editor (e.g. gedit, notepad) in the remote machine
      3. Press Ctrl+V

      Expected behavior
      Local clipboard content is pasted to the text editor in the remote machine.

      Actual behavior
      "Open File" dialog pops up in the remote machine.


      • guacamole and guacd 1.3.0 running on Podman containers
      • The issue happens with any combination of the following local and remote environments:
        • Local environments:
          • Mozilla Firefox 84.0.2 (64-bit) running on Fedora 33
          • Mozilla Firefox 78.7.0esr (64-bit) running on RHEL 8
        • Remote environments:
          • Fedora 33 KVM guest + QEMU VNC server + gedit
          • RHEL8 KVM guest + QEMU VNC server + gedit
          • Windows 10 (RDP) + notepad

      Additional Notes

      • On RHEL8 remote, "Print" dialog also pops up in addition to the "Open File" dialog
      • The issue happens on both Wayland and X11 window managers on RHEL8 and Fedora 33 remote machines
      • The issue does not happen when using Google Chrome instead of Mozilla Firefox.

      Original discussion





            • Assignee:
              lseki Lucio Mitsuru Seki


              • Created:

                Issue deployment