CVE-2021-30152: Medium severity mediawiki vulnerability

Published Apr 9, 2021
·
Updated

An issue was discovered in MediaWiki before 1.31.13 and 1.32.x through 1.35.x before 1.35.2. When using the MediaWiki API to "protect" a page, a user is currently able to protect to a higher level than they currently have permissions for.

Affected Software

7 affected componentsFixes available
debian/mediawiki
1:1.31.16-1+deb10u21:1.31.16-1+deb10u61:1.35.11-1~deb11u11:1.35.13-1~deb11u11:1.39.4-1~deb12u11:1.39.5-1~deb12u11:1.39.5-1
MediaWiki MediaWiki<1.31.13
MediaWiki MediaWiki>=1.32.0<1.35.2
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Fedoraproject Fedora=33
Fedoraproject Fedora=34

Event History

Apr 9, 2021
CVE Published
via MITRE·06:08 AM
Data Sourced
via MITRE·06:08 AM
Description

Frequently Asked Questions

1

What is CVE-2021-30152?

CVE-2021-30152 is a vulnerability in MediaWiki that allows users to protect a page to a higher level than their permissions allow.

2

What is the severity of CVE-2021-30152?

The severity of CVE-2021-30152 is not specified.

3

How does CVE-2021-30152 affect MediaWiki?

CVE-2021-30152 allows users to protect a page to a higher level than their permissions allow in MediaWiki.

4

How do I fix CVE-2021-30152 in MediaWiki?

To fix CVE-2021-30152 in MediaWiki, update to version 1.31.13 or later for 1.31.x, or update to version 1.35.2 or later for 1.32.x through 1.35.x.

5

Where can I find more information about CVE-2021-30152?

You can find more information about CVE-2021-30152 on the following references: [Phabricator](https://phabricator.wikimedia.org/T270713), [Wikitech-l Mailing List](https://lists.wikimedia.org/pipermail/wikitech-l/2021-April/094418.html), [Debian Security Tracker](https://security-tracker.debian.org/tracker/CVE-2021-30152).

Contact

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