A Privilege Escalation vulnerability exists in Viscosity 1.4.1 on Mac OS X due to a path name validation issue in the setuid-set ViscosityHelper binary, which could let a remote malicious user execute arbitrary code
https://www.sparklabs.com/viscosity/releasenotes/mac/
https://euvd.enisa.europa.eu/vulnerability/EUVD-2012-4228