Input Validation in WP Fastest Cache Cache File Path

WP Fastest Cache derives the on-disk cache file path from the incoming request URL. Before 1.4.5 that path was not trimmed of surrounding whitespace, and a path of exactly "/" was accepted, so a crafted request could steer the plugin to read or write a cache entry at an unintended location -- alongside the existing guards that reject ".." and "//"... Weiterlesen