MediaWiki up to 1.37 Description cross site scripting

Summaryinfo

A vulnerability, which was classified as problematic, has been found in MediaWiki up to 1.37. Affected by this vulnerability is an unknown functionality of the component Description Handler. Performing a manipulation results in cross site scripting. This vulnerability is reported as CVE-2021-45473. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, was found in MediaWiki up to 1.37 (Content Management System). This affects an unknown functionality of the component Description Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity.

The weakness was disclosed 12/24/2021. The advisory is shared at gerrit.wikimedia.org. This vulnerability is uniquely identified as CVE-2021-45473 since 12/24/2021. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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
• 1.36
• 1.37

License

• open-source

Website

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

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

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• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

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Entryinfo

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

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