The CustomButton::AcceleratorPressed function in ui/views/controls/button/custom_button.cc in Google Chrome before 48.0.2564.82 allows remote attackers to spoof URLs via vectors involving an unfocused custom button.
http://googlechromereleases.blogspot.com/2016/01/stable-channel-update_20.html
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00035.html
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00036.html
http://lists.opensuse.org/opensuse-security-announce/2016-01/msg00046.html
http://rhn.redhat.com/errata/RHSA-2016-0072.html
http://www.debian.org/security/2016/dsa-3456
http://www.securityfocus.com/bid/81430
http://www.securitytracker.com/id/1034801
https://code.google.com/p/chromium/issues/detail?id=541415
Source: MITRE
Published: 2016-01-25
Updated: 2016-12-07
Type: CWE-254
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 4.3
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Impact Score: 1.4
Exploitability Score: 2.8
Severity: MEDIUM