CVE-2016-6336

MEDIUM

MediaWiki <1.23.15, <1.26.x-1.26.4, <1.27.x-1.27.1 - Auth Bypass

Title source: llm

Description

MediaWiki before 1.23.15, 1.26.x before 1.26.4, and 1.27.x before 1.27.1 allows remote authenticated users with undelete permissions to bypass intended suppressrevision and deleterevision restrictions and remove the revision deletion status of arbitrary file revisions by using Special:Undelete.

References (3)

[Issue Tracking] https://bugzilla.redhat.com/show_bug.cgi?id=1369613

[Mailing List, Patch, Vendor Advisory] https://lists.wikimedia.org/pipermail/mediawiki-announce/2016-August/000195.html

[Patch, Third Party Advisory] https://phabricator.wikimedia.org/T132926

Scores

CVSS v3 6.5

EPSS 0.0010

EPSS Percentile 28.4%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Classification

CWE

CWE-284

Status published

Affected Products (8)

mediawiki/mediawiki < 1.23.14

mediawiki/mediawiki

n/a/n/a

Timeline

Published Apr 20, 2017

Tracked Since Feb 18, 2026