CVE-2021-32244
Moodle Cross Site Scripting (XSS)
Cross Site Scripting (XSS) in Moodle 3.10.3 allows remote attackers to execute arbitrary web script or HTML via the "Description" field.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Cross Site Scripting (XSS) in Moodle 3.10.3 allows remote attackers to execute arbitrary web script or HTML via the "Description" field.
- Record
CVE-2021-32244- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Cross Site Scripting (XSS) in Moodle 3.10.3 allows remote attackers to execute arbitrary web script or HTML via the "Description" field.
- Record
CVE-2021-32244- Updated
- 2026-11-02
EUVDEUVD-2022-3894 No score
Cross Site Scripting (XSS) in Moodle 3.10.3 allows remote attackers to execute arbitrary web script or HTML via the "Description" field.
- Record
EUVD-2022-3894- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-g5m5-j48g-fr24
Moodle Cross Site Scripting (XSS)
Cross Site Scripting (XSS) in Moodle 3.10.3 allows remote attackers to execute arbitrary web script or HTML via the "Description" field.
- Record
GHSA-g5m5-j48g-fr24- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Cross Site Scripting (XSS) in Moodle 3.10.3 allows remote attackers to execute arbitrary web script or HTML via the "Description" field.
- Record
CVE-2021-32244- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-g5m5-j48g-fr24
Moodle Cross Site Scripting (XSS)
Cross Site Scripting (XSS) in Moodle 3.10.3 allows remote attackers to execute arbitrary web script or HTML via the "Description" field.
- Record
GHSA-g5m5-j48g-fr24- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2021-32244
Cross Site Scripting (XSS) in Moodle 3.10.3 allows remote attackers to execute arbitrary web script or HTML via the "Description" field.
- Record
UBUNTU-CVE-2021-32244- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVBIT-moodle-2021-32244 No score
Cross Site Scripting (XSS) in Moodle 3.10.3 allows remote attackers to execute arbitrary web script or HTML via the "Description" field.
- Record
BIT-moodle-2021-32244- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
moodle/moodlePackagist |
3.10.3 to 3.10.3 | None known |
moodleBitnami |
3.10.3 up to 3.10.4 | 3.10.4 |
moodle/moodlePackagist |
Listed versions 3.10.3 |
None known |
moodleUbuntu:Pro:16.04:LTS |
All versions, plus listed versions 2.7.9+dfsg-12.7.10+dfsg-12.7.11+dfsg-12.7.11+dfsg-22.7.12+dfsg-13.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 |
None known |
moodleUbuntu:Pro:18.04:LTS |
All versions, plus listed versions 3.0.3+dfsg-0ubuntu13.0.3+dfsg-0ubuntu1+esm1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-32244 is a medium vulnerability (CVSS 5.4) in Moodle, published June 16, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.90%, the 60th percentile. Fixed in moodle 3.10.4.
