CVE-2021-36398
Moodle Cross-site Scripting vulnerability
5.4
MEDIUM
CVSS 3.1
EPSS 0.82%
Description
In moodle, ID numbers displayed in the web service token list required additional sanitizing to prevent a stored XSS risk.
How to fix CVE-2021-36398
To remediate CVE-2021-36398, upgrade the affected package to a fixed version below.
- Bitnami/moodle—upgrade to 3.11.1 or later
- Packagist/moodle/moodle—upgrade to 3.11.1 or later
Is CVE-2021-36398 being exploited?
Low — EPSS is 0.8%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 3.11.0, < 3.11.1
- >= 3.11, < 3.11.1
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 |