CVE-2022-28203
7.5
HIGH
CVSS 3.1
EPSS 0.42%
Description
A denial-of-service issue was discovered in MediaWiki before 1.35.6, 1.36.x before 1.36.4, and 1.37.x before 1.37.2. When many files exist, requesting Special:NewFiles with actor as a condition can result in a very long running query.
How to fix CVE-2022-28203
To remediate CVE-2022-28203, upgrade the affected package to a fixed version below.
- Bitnami/mediawiki—upgrade to 1.35.6 or later
- —upgrade to 1:1.35.8-1~deb11u1 or later
Is CVE-2022-28203 being exploited?
Low — EPSS is 0.4%, 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 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |