Save New Login... is pulling random data from other Chrome profiles in what should be sandboxed instances: eg
Open multiple chrome profiles with different websites then use Save New Login.
eg saving secure details from one client into a client specific teams account vault added website URLs and form data from another client open in a separate Chrome profile (person) that should have been fully isolated.
For history see:
1Password Version: Not Provided
Extension Version: Not Provided
OS Version: Not Provided
Sync Type: Not Provided