Update Spring Security version to 4.2.17 in superfly-demo to avoid CVE-2020-5408
Update Spring Security version to 4.2.17 in superfly-demo to avoid CVE-2020-5408

payneteasy/superfly,rpuch/superfly,rpuch/superfly,payneteasy/superfly,rpuch/superfly,rpuch/superfly,payneteasy/superfly,payneteasy/superfly