CVE-2016-6337

HIGH

MediaWiki 1.27.x - Improper Access Control via UserGetRights Function

Title source: llm
STIX 2.1

Description

MediaWiki 1.27.x before 1.27.1 might allow remote attackers to bypass intended session access restrictions by leveraging a call to the UserGetRights function after Session::getAllowedUserRights.

References (2)

Core 2
Core References
Patch, Third Party Advisory x_refsource_confirm
https://phabricator.wikimedia.org/T139670
Mailing List, Patch, Vendor Advisory mailing-list x_refsource_mlist
https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.html

Scores

CVSS v3 7.5
EPSS 0.0034
EPSS Percentile 56.7%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-284
Status published
Products (1)
mediawiki/mediawiki 1.27.0
Published Apr 20, 2017
Tracked Since Feb 18, 2026