action_public/search.php in Invision Power Board (IPB) 2.1.x and 2.0.x before 20060425 allows remote attackers to execute arbitrary PHP code via a search with a crafted value of the lastdate parameter, which alters the behavior of a regular expression to add a "#e" (execute) modifier.
Publication date: Thu, 18 Oct 2018 21:37:00 +0000