I've seen it quite a bit, even at fintech companies I've worked at. I mean, I've seen passwords show up in SQL slow query logs before (and other SQL errors, e.g

I've seen it quite a bit, even at fintech companies I've worked at. I mean, I've seen passwords show up in SQL slow query logs before (and other SQL errors, e.g. on conflicts). It happens. You fix the issue, purge the logs, and learn from it.