CVE-2021-32475
Moodle stored Cross-site Scripting
5.4
MEDIUM
CVSS 3.1
EPSS 0.40%
Description
ID numbers displayed in the quiz grading report required additional sanitizing to prevent a stored XSS risk. Moodle 3.10 to 3.10.3, 3.9 to 3.9.6, 3.8 to 3.8.8, 3.5 to 3.5.17 and earlier unsupported versions are affected.
How to fix CVE-2021-32475
To remediate CVE-2021-32475, upgrade the affected package to a fixed version below.
- Bitnami/moodle—upgrade to 3.5.18 or later
- —upgrade to 3.5.18 or later
Is CVE-2021-32475 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 3.5.18, >= 3.8.0, < 3.8.9, >= 3.9.0, < 3.9.7, >= 3.10.0, < 3.10.4
- >= 3.5, < 3.5.18
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |