A MediaWiki security update is available for Gentoo Linux

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Gentoo Linux Security Advisory GLSA 200506-12
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http://security.gentoo.org/
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Severity: Low
Title: MediaWiki: Cross-site scripting vulnerability
Date: June 13, 2005
Bugs: #95255
ID: 200506-12

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Synopsis
=======

MediaWiki is vulnerable to a cross-site scripting attack that could allow arbitrary scripting code execution.



Background
=========

MediaWiki is a collaborative editing software, used by big projects like Wikipedia.

Affected packages
================

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Package / Vulnerable / Unaffected
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1 www-apps/mediawiki < 1.4.5 >= 1.4.5
*>= 1.3.13

Description
==========

MediaWiki incorrectly handles page template inclusions, rendering it vulnerable to cross-site scripting attacks.

Impact
=====

A remote attacker could exploit this vulnerability to inject malicious script code that will be executed in a user's browser session in the context of the vulnerable site.

Workaround
=========

There is no known workaround at this time.

Resolution
=========

All MediaWiki users should upgrade to the latest available versions:

# emerge --sync
# emerge --ask --oneshot --verbose www-apps/mediawiki

References
=========

[ 1 ] MediaWiki 1.4.5 Release Notes
http://sourceforge.net/project/shownotes.php?release_id=332231

Availability
===========

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-200506-12.xml

Concerns?
========

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at http://bugs.gentoo.org.

License
======

Copyright 2005 Gentoo Foundation, Inc; referenced text belongs to its owner(s).

The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.0