CVE-2023-37300
5.3
MEDIUM
CVSS 3.1
EPSS 0.26%
Description
An issue was discovered in the CheckUserLog API in the CheckUser extension for MediaWiki through 1.39.3. There is incorrect access control for visibility of hidden users.
How to fix CVE-2023-37300
To remediate CVE-2023-37300, upgrade the affected package to a fixed version below.
- Bitnami/mediawiki—upgrade to 1.39.4 or later
Is CVE-2023-37300 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1.39.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |