CVE catalog
CVE-2021-43558
UBUNTU-CVE-2021-43558
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 0.87% · Oct 25, 2026
A flaw was found in Moodle in versions 3.11 to 3.11.3, 3.10 to 3.10.7, 3.9 to 3.9.10 and earlier unsupported versions. A URL parameter in the filetype site administrator tool required extra sanitizing to prevent a reflected XSS risk.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Ubuntu | moodle | pro | 2.7.9+dfsg-1 | vulnerable |
| Ubuntu | moodle | pro | 2.7.10+dfsg-1 | vulnerable |
| Ubuntu | moodle | pro | 2.7.11+dfsg-1 | vulnerable |
| Ubuntu | moodle | pro | 2.7.11+dfsg-2 | vulnerable |
| Ubuntu | moodle | pro | 2.7.12+dfsg-1 | vulnerable |
| Ubuntu | moodle | pro | 3.0.3+dfsg-0ubuntu1 | vulnerable |
| Ubuntu | moodle | pro | 3.0.3+dfsg-0ubuntu1+esm1 | vulnerable |
| Ubuntu | moodle | pro | 3.0.3+dfsg-0ubuntu1 | vulnerable |
| Ubuntu | moodle | pro | 3.0.3+dfsg-0ubuntu1+esm1 | vulnerable |
Fixed-version evidence
OpenFactory catalog packages
No matching packages in this catalog.
Observed: