Stored XSS on entire Client site

Description Admin or Staff with "System" permission can produce a store XSS on entire Client site Proof of Concept Edit the "Signature" field to this value "FOSSBilling.org - Client Management, Invoice and Support Software"" Then it will trigger in every Client screens Seems like it was rendered ...

Shopify: Staff who only have apps and channels permission can do a takeover account at the wholesale store (Bypass get invitation link)

When we invite customers at the wholesale store there is a feature to "Send invite" and "Get invite link" the get invite link feature displays the customner invitation link and can only be used once, but when the customer has accepted the invitation and actived their account already have access t...