PHP remote file inclusion vulnerability in auction\auction_common.php in Auction mod 1.3m for phpBB allows remote attackers to execute arbitrary PHP code via a URL in the phpbb_root_path parameter.
Improper Control of Generation of Code The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.