Permission issue or SELinux blocking. Solution: Run chown -R nessus:nessus /opt/nessus/var/nessus/plugins and then restart.
To confirm the update was successful, the administrator should perform the following checks: download nessusupdateplugins all20targz new
After the command finishes, restart the Nessus service to begin the plugin compilation process. Note that the UI may be slow for several minutes while it processes the new definitions. ⚠️ Common Troubleshooting Corrupt Archives: Permission issue or SELinux blocking
: Ensure you have downloaded the file from a trusted source, preferably directly from Tenable's official website or through the Nessus interface. Note that the UI may be slow for
“Full plugin archive for Nessus 10.x / 8.x (for air-gapped networks)”
: sudo /Library/Nessus/run/sbin/nessuscli update /path/to/all-2.0.tar.gz 3. Update via User Interface (UI) If you prefer a graphical method: Log in to the Nessus UI as an Administrator . Navigate to Settings > Software Update . Click Manual Software Update in the top right. Select Upload your own plugin archive and click Continue .