MediaWiki < 1.21.9 / 1.22.6 'InfoAction.php' XSS

This script is Copyright (C) 2014-2015 Tenable Network Security, Inc.

Synopsis :

The remote web server contains an application that is affected by a
cross-site scripting vulnerability.

Description :

According to its version number, the instance of MediaWiki running on
the remote host is affected by a cross-site scripting vulnerability. A
flaw exists with 'sortKey' in the 'InfoAction.php' script. This allows
a remote attacker to execute arbitrary code within the server and
browser trust relationship.

Nessus has not tested for this issue but has instead relied on the
application's self-reported version number.

See also :

Solution :

Upgrade to MediaWiki version 1.21.9 / 1.22.6 or later.

Risk factor :

Medium / CVSS Base Score : 4.3
CVSS Temporal Score : 3.7
Public Exploit Available : true

Family: CGI abuses : XSS

Nessus Plugin ID: 73804 ()

Bugtraq ID: 67068

CVE ID: CVE-2014-2853

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