Vulnerability CVE-2016-6334


Published: 2017-04-20

Description:
Cross-site scripting (XSS) vulnerability in the Parser::replaceInternalLinks2 method in MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1 allows remote attackers to inject arbitrary web script or HTML via vectors involving replacement of percent encoding in unclosed internal links.

Vendor: Mediawiki
Product: Mediawiki 
Version:
1.27.0
1.26.4
1.26.3
1.26.2
1.26.1
1.26.0
1.23.14

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None

 References:
http://www.securityfocus.com/bid/98057
https://bugzilla.redhat.com/show_bug.cgi?id=1369613
https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.html
https://phabricator.wikimedia.org/T137264

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