Little-known anti-malware programs display warnings, which are often identified as false positive. Nevertheless, it is recommended to recheck the file with your antivirus software after downloading.
We do not have a download file for the latest version (2.0.4), but you can try downloading it from the developer's site
Download version 2.0.4 from the developer's website
Version: 2.0.4 (x86)
Date update: Oct 22, 2020
File name: tightvnc-2.0.4-setup.exe
Size: 646 KB