MediaWiki: Cross-site scripting vulnerability — GLSA 200506-12

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

Affected packages

www-apps/mediawiki on all architectures
Affected versions < 1.4.5
Unaffected versions >= 1.4.5
revision >= 1.3.13

Background

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

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

Release date
June 13, 2005

Latest revision
June 13, 2005: 01

Severity
low

Exploitable
remote

Bugzilla entries