Rapid7 Vulnerability & Exploit Database

MediaWiki: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (CVE-2020-27957)

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MediaWiki: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') (CVE-2020-27957)

Severity
4
CVSS
(AV:N/AC:M/Au:S/C:N/I:P/A:N)
Published
10/28/2020
Created
11/21/2020
Added
11/20/2020
Modified
11/20/2020

Description

The RandomGameUnit extension for MediaWiki through 1.35 was not properly escaping various title-related data. When certain varieties of games were created within MediaWiki, their names or titles could be manipulated to generate stored XSS within the RandomGameUnit extension.

Solution(s)

  • mediawiki-upgrade-latest

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