Zencart tell a friend 3rd party uses the spam Solution
The third party uses the tell a friend function of the product in your website's zencart to send mass spam emails.
Solution:
Zencart
1. Find allow guest to tell a friend in the background-configuration-Email options to disable the tourists' recommendation function.
You can rename the following files to completely delete the function:
Templates/your_template/templates/tpl_tell_a_friend_default
Some files in template_defaul can be deleted here.
Supported des/ages/english/tell_a_friend.php
The folder des/modules/pages tell_a_friend should be removed or renamed.
Schemdes/modules/pages/tell_a_friend.php
Then, open all product type settings on the website in the background catalog-product types,
Click products -- normal and free shipping, and click Edit layout. The "recommended to friends" button will be removed.
Find the show product tell a friend button and close it.