CVE-2022-41766: Medium severity mediawiki vulnerability

Published May 29, 2023
·
Updated

An issue was discovered in MediaWiki before 1.35.8, 1.36.x and 1.37.x before 1.37.5, and 1.38.x before 1.38.3. Upon an action=rollback operation, the alreadyrolled message can leak a user name (when the user has been revision deleted/suppressed).

Affected Software

3 affected components
MediaWiki MediaWiki<1.35.8
MediaWiki MediaWiki>=1.36.0<1.37.5
MediaWiki MediaWiki>=1.38.0<1.38.3

Event History

May 29, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
09:15 PM
Description

Frequently Asked Questions

1

What is CVE-2022-41766?

CVE-2022-41766 is a vulnerability in MediaWiki versions before 1.35.8, 1.36.x before 1.37.5, and 1.38.x before 1.38.3 that allows the leaking of a user's name during a rollback operation.

2

How severe is CVE-2022-41766?

CVE-2022-41766 has a severity rating of 4.3, which is considered medium.

3

What is the affected software for CVE-2022-41766?

The affected software for CVE-2022-41766 is MediaWiki versions before 1.35.8, 1.36.x before 1.37.5, and 1.38.x before 1.38.3.

4

How can I fix CVE-2022-41766?

To fix CVE-2022-41766, users should upgrade to MediaWiki version 1.35.8, 1.37.5, or 1.38.3 depending on the currently used version.

5

Where can I find more information about CVE-2022-41766?

More information about CVE-2022-41766 can be found at this [link](https://phabricator.wikimedia.org/T307278).

Contact

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