Session fixation vulnerability in html/Elements/SetupSessionCookie in Best Practical Solutions RT 3.0.0 through 3.6.9 and 3.8.x through 3.8.5 allows remote attackers to hijack web sessions by setting the session identifier via a manipulation that leverages a second web server within the same domain.
                
                    Exploit prediction scoring system (EPSS) score
                    
                        
                            EPSS Score 0.014
                        
                    
                    
                        
                            EPSS Ranking 79.6%