UpHeron
All vulnerabilities

Servers and applications

CVE-2020-27957

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.

Severity
Medium 5.4
Published
28 Oct 2020
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
MediaWikiServers and applications · cpe:a:mediawiki:mediawiki
  • Every version up to 1.35

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2020-27957
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2020-27957