Development teams are facing nowadays an unprecedented challenge to accommodate requirements of application security while maintaining an agile development process. Reports of data breaches affecting organisations, services and millions of consumers worldwide, underscored the criticality of security in general and resulted in an unprecedented attention to the criticality of application security vulnerabilities in particular.In this session we will present the latest insights and recommendations for improved security vulnerability management based on a comprehensive research that encompassed a survey of over 650 developers, as well as data culled from repositories and security advisories.How developers in different regions, industries and organisations... Are coping with the rising number of reported open source security vulnerabilities Rate the types of challenges they are facingAre allocating time to deal with security vulnerabilitiesAre prioritising security vulnerabilities to accommodate delivery objectives with timing constraintsHow the concept of vulnerability effectiveness can potentially help developers reduce the effort required to deal effectively with open source security vulnerabilities