CVE-2022-28202
6.1
MEDIUM
CVSS 3.1
EPSS 1.1%
Description
An XSS issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. The widthheight, widthheightpage, and nbytes properties of messages are not escaped when used in galleries or Special:RevisionDelete.
How to fix CVE-2022-28202
To remediate CVE-2022-28202, upgrade the affected package to a fixed version below.
- Bitnami/mediawiki—upgrade to 1.35.6 or later
- Debian/mediawiki—upgrade to 1:1.35.8-1~deb11u1 or later
Is CVE-2022-28202 being exploited?
Low — EPSS is 1.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.35.6, >= 1.36.0, < 1.36.4, >= 1.37.0, < 1.37.2
- from 0, < 1:1.35.8-1~deb11u1
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 |