CVE-2020-27957

PoC —

CVSS 3.1

5.4 medium

EPSS

<1%p51

Published

Oct 28, 2020 (Oct 28, 2020)

Modified

Jun 17, 2026

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.

Vendors: mediawiki
Products: mediawiki
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.7%)

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