CVE-2020-27957
5.4
MEDIUM
CVSS 3.1
EPSS 0.32%
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.
How to fix CVE-2020-27957
To remediate CVE-2020-27957, upgrade the affected package to a fixed version below.
- Bitnami/mediawiki—upgrade to 1.35.1 or later
Is CVE-2020-27957 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.35.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |