PivotX before 2.3.11 does not validate the new file extension when renaming a file with multiple extensions, which allows remote attackers to execute arbitrary code by uploading a crafted file, as demonstrated by a file named foo.php.php.
                
                    Exploit prediction scoring system (EPSS) score
                    
                        
                            EPSS Score 0.034
                        
                    
                    
                        
                            EPSS Ranking 86.9%