CRLF injection vulnerability in Serendipity before 0.7rc1 allows remote attackers to perform HTTP Response Splitting attacks to modify expected HTML content from the server via the url parameter in (1) index.php and (2) exit.php, or (3) the HTTP Referer field in comment.php.
                
                    Exploit prediction scoring system (EPSS) score
                    
                        
                            EPSS Score 0.084
                        
                    
                    
                        
                            EPSS Ranking 91.9%