Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 allow remote attackers to spoof the address bar via a SELECT element with a persistent menu.
Exploitability
AV:NAC:LPR:NUI:RScope
S:UImpact
C:NI:HA:N6.5/CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N