A vulnerability has been identified in Tsdisplay4xoops, which could be exploited by remote attackers to execute arbitrary commands. This issue is caused by an input validation error in the "blocks/tsdisplay4xoops_block2.php" script when processing the "xoops_url" parameter, which could be exploited by remote attackers to include malicious PHP scripts and execute arbitrary commands with the privileges of the web server.
