Check request.path_parameters
encoding at the point they're set
#25816
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Check for any non-UTF8 characters in path parameters at the point they're set in
env
. Previously they were checked for when used to get a controller class, but this meant routes that went directly to a Rack app, or skipped controller instantiation for some other reason, had to defend against non-UTF8 characters themselves.(Lots of PRs today - Rails 5 bump coincided with pen testing at GoCardless, so we're surfacing lots of edge cases!)