The nsImageGeometryMixin class in Mozilla Firefox before 49.0, Firefox ESR 45.x before 45.4, and Thunderbird < 45.4 does not properly perform a cast of an unspecified variable during handling of INPUT elements, which allows remote attackers to execute arbitrary code via a crafted web site.
49.0+build4-0ubuntu0.14.04.11:45.4.0+build1-0ubuntu0.14.04.149.0+build4-0ubuntu0.16.04.11:45.4.0+build1-0ubuntu0.16.04.1Exploitability
AV:NAC:LPR:NUI:RScope
S:UImpact
C:HI:HA:HCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H