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 (2023.12), but you can try downloading it from the developer's site
Download version 2022.0 from the developer's website
Version: 2022.0 (x86)
Date update: Mar 19, 2021
File name: MeshLab2016.12.exe
Size: 47.2 MB