CVE catalog
CVE-2021-20280
UBUNTU-CVE-2021-20280
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 1.27% · Oct 25, 2026
Text-based feedback answers required additional sanitizing to prevent stored XSS and blind SSRF risks in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.
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: