CVE-2016-6331: XSS
First published: Wed Aug 24 2016(Updated: )
ApiParse 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 bypass intended per-title read restrictions via a parse action to api.php.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/mediawiki | <1.27.1 | 1.27.1 |
| redhat/mediawiki | <1.26.4 | 1.26.4 |
| redhat/mediawiki | <1.23.15 | 1.23.15 |
| MediaWiki | <=1.23.14 | |
| MediaWiki | =1.26.0 | |
| MediaWiki | =1.26.1 | |
| MediaWiki | =1.26.2 | |
| MediaWiki | =1.26.3 | |
| MediaWiki | =1.26.4 | |
| MediaWiki | =1.27.0 |
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Reference Links
- https://phabricator.wikimedia.org/T115333
- https://phabricator.wikimedia.org/T129738
- https://phabricator.wikimedia.org/T133147
- https://phabricator.wikimedia.org/T137264
- https://phabricator.wikimedia.org/T139570
- https://phabricator.wikimedia.org/T132926
- https://phabricator.wikimedia.org/T139670
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1369614
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1369615
- https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.html
- https://www.mediawiki.org/wiki/Release_notes/1.23#Changes_since_1.23.14
- https://bugzilla.redhat.com/show_bug.cgi?id=1369613
Frequently Asked Questions
What is the severity of CVE-2016-6331?
CVE-2016-6331 is classified as a vulnerability that allows remote attackers to bypass read restrictions, which can lead to unauthorized access to content.
How do I fix CVE-2016-6331?
To fix CVE-2016-6331, update MediaWiki to version 1.27.1, 1.26.4, or 1.23.15.
What versions of MediaWiki are affected by CVE-2016-6331?
CVE-2016-6331 affects MediaWiki versions prior to 1.27.1, 1.26.4, and 1.23.15.
Can CVE-2016-6331 allow exploitation by unauthenticated users?
Yes, CVE-2016-6331 allows unauthenticated remote attackers to exploit the vulnerability and access restricted content.
What type of vulnerability is CVE-2016-6331?
CVE-2016-6331 is a bypass vulnerability that specifically affects the API access and content restrictions in MediaWiki.
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- source/MITRE
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2016-6331
- agent/software-canonical-lookup
- agent/last-modified-date
- agent/event
- agent/trending
- agent/source
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/redhat
- vendor/mediawiki
- canonical/mediawiki
- version/mediawiki/1.23.14
- version/mediawiki/1.26.0
- version/mediawiki/1.26.1
- version/mediawiki/1.26.2
- version/mediawiki/1.26.3
- version/mediawiki/1.26.4
- version/mediawiki/1.27.0