Information Exposure Affecting mediawiki package, versions <1:1.25.5-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
2.32% (82nd percentile)

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  • Snyk IDSNYK-ECHOLATEST-MEDIAWIKI-20414224
  • published3 Oct 2026
  • disclosed1 Sept 2015

Introduced: 1 Sep 2015

CVE-2015-6727  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Echo:latest mediawiki to version 1:1.25.5-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mediawiki package and not the mediawiki package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

The Special:DeletedContributions page in MediaWiki before 1.23.10, 1.24.x before 1.24.3, and 1.25.x before 1.25.2 allows remote attackers to determine if an IP is autoblocked via the "Change block" text.

CVSS Base Scores

version 3.1