Joomla! CMS 2.5.x before 2.5.19 and 3.x before 3.2.3 allows remote attackers to authenticate and bypass intended restrictions via vectors involving GMail authentication.
http://developer.joomla.org/security/581-20140304-core-unauthorised-logins.html
Source: Mitre, NVD
Published: 2014-10-08
Updated: 2014-10-10
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.1
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Severity: Critical