Magento CE 2.3.2
Uploaded new image and set base, small and thumbnail that image save product navigate on category page for that product image not showing and open image path in new tab , image not found but when open product in new tab, it showing that image on product detail page. I also open path in new tab it working and showing image. compare both category page product image path and product page image path both are same.
So for I have done
php bin/magento setup:upgrade
php bin/magento s:d:c
php bin/magento s:s:d
php bin/magento indexer:reindex
chmod -R 777 pub/ var/