PT-2015-5981

CVE-2015-2931

Published

2015-04-09

Updated

2016-12-07

Description by

CVSS 2.0

4.3

Medium

MetricsAV:N/AC:M/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions MediaWiki versions prior to 1.19.24 MediaWiki versions 1.20.x through 1.23.9 MediaWiki versions 1.24.x prior to 1.24.2

Description The issue allows remote attackers to inject arbitrary web script or HTML via an application/xml MIME type for a nested SVG with a data: URI. This is due to an incomplete blacklist vulnerability in includes/upload/UploadBase.php.

Recommendations For MediaWiki versions prior to 1.19.24, update to version 1.19.24 or later. For MediaWiki versions 1.20.x through 1.23.9, update to version 1.23.9 or later. For MediaWiki versions 1.24.x prior to 1.24.2, update to version 1.24.2 or later.

Exploitability

Exploit

Fix

Impacts

Researchers

Vendors

Affected products

Weakness enumeration

CWE-79: Improper Neutralization of Input During Web Page Generation (\'Cross-site Scripting\')

Related identifiers

CVE-2015-2931

ALT-PU-2015-1935