The renderer implementation in Google Chrome before 51.0.2704.63 does not properly restrict public exposure of classes, which allows remote attackers to obtain sensitive information via vectors related to extensions.
http://googlechromereleases.blogspot.com/2016/05/stable-channel-update_25.html
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00062.html
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00063.html
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00005.html
http://www.debian.org/security/2016/dsa-3590
http://www.securityfocus.com/bid/90876
http://www.securitytracker.com/id/1035981
https://access.redhat.com/errata/RHSA-2016:1190
https://codereview.chromium.org/1938123002
Source: MITRE
Published: 2016-06-05
Updated: 2018-10-30
Type: CWE-200
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 6.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Impact Score: 3.6
Exploitability Score: 2.8
Severity: MEDIUM