Access Control Bypass The advisory has been revoked - it doesn't affect any version of package mediawiki/core (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published24 Dec 2021
- disclosed24 Dec 2021
- creditUnknown
Introduced: 24 Dec 2021
CVE-2021-45471 (opens in a new tab)How to fix?
A fix was pushed into the master branch but not yet published.
Amendment
This was deemed not a vulnerability.
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 Control Bypass. Blocked IP addresses are allowed to edit EntitySchema items (AKA EntitySchema label, description and aliases).