GHSA-M83Q-5WR4-4GFP SFTPGo improperly sanitizes placeholders in group home directories/key prefixes

Impact SFTPGo versions before v2.7.1 contain an input validation issue in the handling of dynamic group paths, for example, home directories or key prefixes. When a group is configured with a dynamic home directory or key prefix using placeholders like %username%, the value replacing the...