CVE-2021-36128: Critical severity mediawiki vulnerability

Published Jul 2, 2021
·
Updated

An issue was discovered in the CentralAuth extension in MediaWiki through 1.36. Autoblocks for CentralAuth-issued suppression blocks are not properly implemented.

Affected Software

1 affected component
MediaWiki MediaWiki<=1.36

Event History

Jul 2, 2021
CVE Published
via MITRE·01:00 PM
Data Sourced
via MITRE·01:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2021-36128?

CVE-2021-36128 is classified as a moderate severity vulnerability as it affects the CentralAuth extension in MediaWiki.

2

How do I fix CVE-2021-36128?

To fix CVE-2021-36128, users should upgrade their MediaWiki installation to version 1.37 or later.

3

What software versions are affected by CVE-2021-36128?

CVE-2021-36128 affects MediaWiki versions up to and including 1.36.

4

What type of vulnerability is CVE-2021-36128?

CVE-2021-36128 is a vulnerability related to improper implementation of autoblocks for CentralAuth-issued suppression blocks.

5

Who is impacted by CVE-2021-36128?

Users and administrators of MediaWiki installations that use the CentralAuth extension up to version 1.36 are impacted by CVE-2021-36128.

Contact

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