CVE-2021-42046
6.1
MEDIUM
CVSS 3.1
EPSS 0.30%
Description
An issue was discovered in the GlobalWatchlist extension in MediaWiki through 1.36.2. The rev-deleted-user and ntimes messages were not properly escaped and allowed for users to inject HTML and JavaScript.
How to fix CVE-2021-42046
To remediate CVE-2021-42046, upgrade the affected package to a fixed version below.
- Bitnami/mediawiki—upgrade to 1.36.3 or later
Is CVE-2021-42046 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.36.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |