CVE-2023-5547
Moodle Cross-site Scripting vulnerability
6.1
MEDIUM
CVSS 3.1
EPSS 0.14%
Description
The course upload preview contained an XSS risk for users uploading unsafe data.
How to fix CVE-2023-5547
To remediate CVE-2023-5547, upgrade the affected package to a fixed version below.
- Bitnami/moodle—upgrade to 3.9.24 or later
- Packagist/moodle/moodle—upgrade to 4.3.0-rc2 or later
Is CVE-2023-5547 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 3.9.0, < 3.9.24, >= 3.11.0, < 3.11.17, >= 4.0.0, < 4.0.11, >= 4.1.0, < 4.1.6, >= 4.2.0, < 4.2.3
- from 0, < 4.3.0-rc2
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 |