MediaWiki up to 1.35.4/1.36.2/1.37.0 Special:CheckUserLog CheckUser cross site scripting

Summaryinfo

A vulnerability was found in MediaWiki up to 1.35.4/1.36.2/1.37.0. It has been rated as problematic. The impacted element is the function CheckUser of the file Special:CheckUserLog. This manipulation causes cross site scripting. The identification of this vulnerability is CVE-2021-46150. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in MediaWiki up to 1.35.4/1.36.2/1.37.0 (Content Management System). It has been declared as problematic. Affected by this vulnerability is the function CheckUser of the file Special:CheckUserLog. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity.

The weakness was shared 01/10/2022. The advisory is shared at gerrit.wikimedia.org. This vulnerability is known as CVE-2021-46150 since 01/07/2022. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Upgrading to version 1.35.5, 1.36.3 or 1.37.1 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Content Management System

Name

• MediaWiki

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28
• 1.29
• 1.30
• 1.31
• 1.32
• 1.33
• 1.34
• 1.35
• 1.35.0
• 1.35.1
• 1.35.2
• 1.35.3
• 1.35.4
• 1.36
• 1.36.0
• 1.36.1
• 1.36.2
• 1.37.0

License

• open-source

Website

• Product: https://www.mediawiki.org/wiki/MediaWiki

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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