VULNERABILITY INTELLIGENCE
CVE-2020-27957
CVSS score5.4 MEDIUM
EPSS probability0.69%
CISA KEVNot currently listed
Published2020-10-28
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
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.
Weakness classification
- nvd@nist.gov: CWE-79
Primary references
- cve@mitre.org — Patch, Vendor Advisory
- cve@mitre.org — Exploit, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit, Vendor Advisory