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Access Restriction Bypass Affecting mediawiki/core package, versions <1.35.8 >=1.36.0, <1.37.5 >=1.38.0, <1.38.3

0.0
medium

Snyk CVSS

    Attack Complexity Low
    Privileges Required High
    Availability High

    Threat Intelligence

    Exploit Maturity Proof of concept
    EPSS 0.08% (34th percentile)
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NVD
4.9 medium
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Red Hat
3.5 low

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  • Snyk ID SNYK-PHP-MEDIAWIKICORE-3014214
  • published 2 Sep 2022
  • disclosed 2 Sep 2022
  • credit Unknown
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Introduced: 2 Sep 2022

CVE-2022-39194 Open this link in a new tab
CWE-284 Open this link in a new tab

How to fix?

Upgrade mediawiki/core to version 1.35.8, 1.37.5, 1.38.3 or higher.

Overview

mediawiki/core is a Free software wiki application developed by the Wikimedia Foundation and others.

Note: This package is not maintained on Packagist anymore, but newer releases exist.

Affected versions of this package are vulnerable to Access Restriction Bypass due to insufficient validation when certain actions (including page moves) are performed. Exploiting this vulnerability makes it possible for an admin to take down a site.