CVE-2021-44854 Affecting mediawiki package, versions <1:1.35.5-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.63% (49th percentile)

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  • Snyk IDSNYK-ECHOLATEST-MEDIAWIKI-20414319
  • published3 Oct 2026
  • disclosed26 Dec 2022

Introduced: 26 Dec 2022

CVE-2021-44854  (opens in a new tab)

How to fix?

Upgrade Echo:latest mediawiki to version 1:1.35.5-1 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.

An issue was discovered in MediaWiki before 1.35.5, 1.36.x before 1.36.3, and 1.37.x before 1.37.1. The REST API publicly caches results from private wikis.

CVSS Base Scores

version 3.1