Multiple directory traversal vulnerabilities in Project-Based Calendaring System (PBCS) 0.7.1-1 allow remote attackers to read arbitrary files via a .. (dot dot) in the filename parameter to (1) src/yopy_sync.php and (2) system-logger/print_logs.php.
Improper Limitation of a Pathname to a Restricted Directory The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.