Vulnerability Details : CVE-2016-6334
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.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2016-6334
- cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.0:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.27.0:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.2:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.3:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.4:*:*:*:*:*:*:*
- cpe:2.3:a:mediawiki:mediawiki:1.26.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-6334
0.21%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 58 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-6334
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
6.1
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2016-6334
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-6334
-
http://www.securityfocus.com/bid/98057
Mediawiki 'Parser::replaceInternalLinks2()' Method Cross-Site Scripting Vulnerability
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https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.html
[MediaWiki-announce] Security Release - 1.27.1, 1.26.4, 1.23.15Mailing List;Patch;Vendor Advisory
-
https://phabricator.wikimedia.org/T137264
⚓ T137264 XSS in Parser::replaceInternalLinks2 during replacement of percent encoding in unclosed internal linksPatch;Third Party Advisory
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https://bugzilla.redhat.com/show_bug.cgi?id=1369613
1369613 – (CVE-2016-6331, CVE-2016-6332, CVE-2016-6333, CVE-2016-6334, CVE-2016-6335, CVE-2016-6336) CVE-2016-6331 CVE-2016-6332 CVE-2016-6333 CVE-2016-6334 CVE-2016-6335 CVE-2016-6336 mediawiki: multIssue Tracking
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