To some of us, this is elementary navigation. Like going up the stairs if the elevator is out. Often it's faster than waiting for the damn elevator, too.
To others, it's cybarrrr-criiiimeeee!!!!!!11111one
[1] https://cheatsheetseries.owasp.org/cheatsheets/Insecure_Dire... [2] https://owasp.org/www-community/attacks/Path_Traversal
She was nevertheless welcome at a frequent flyer event hosted by Continental in Houston, where she beat me at poker.
Mind you there can be nuances, but that quote is like saying "I took their stuff, but it was poking out of their pocket."
Of course, we don't yet know the specifics of this particular case, but I'm willing to lean towards the people receiving legal letters threatening CFAA action until there's more information.
Now it is bit questionable should you check things like this during evaluation or not. Strict legal reading probably not. With reasonable customer relations you thank them and put it on top of the priority list. Unless they clearly enumerated everything they got their hands on or tried to run more real scans.