The XNAT team is happy to announce the release of XNAT 1.7.4, now available at www.xnat.org/download. This release addresses a number of critical security issues and makes user account and access management more usable and flexible. Issues addressed in the 1.7.4 release can be found in the XNAT 1.7.4 Release Notes.
Upgrading is strongly recommended. Read the full announcement at: https://wiki.xnat.org/news/blog/2017/10/upgrade-to-the-xnat-1-7-4-security-release