actionview is a simple, battle-tested conventions and helpers for building web pages.
Affected versions of this package are vulnerable to Arbitrary File Read. Specially crafted accept headers in combination with calls to
could cause arbitrary files on the target server to be rendered, disclosing the
actionview to version 220.127.116.11, 18.104.22.168, 22.214.171.124, 126.96.36.199 or higher.