lemlist: stored xss via Campaign Name.

Summary: Hi, I found a stored xss https://app.lemlist.com Steps To Reproduce: 1. go to https://app.lemlist.com/. 2. create or edit campaigns. 3. set the payload / in the Campaign Name. 4. visit Buddies-to-Be tab . 5. click Add one on the right Top . or click on one of the list of Contact 6. you...