object-observe.js in Google V8, as used in Google Chrome before 45.0.2454.101, does not properly restrict method calls on access-checked objects, which allows remote attackers to bypass the Same Origin Policy via a (1) observe or (2) getNotifier call.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1304
Reference (s):
- BID:76844
- URL: http://www.securityfocus.com/bid/76844
- http://googlechromereleases.blogspot.com/2015/09/stable-channel-update_24.html
- https://chromium.googlesource.com/v8/v8/+/9b0fb52b57021473aa813f3fb99ad7384a8b86f1
- https://code.google.com/p/chromium/issues/detail?id=531891