CVE-2021-32475
CVE-2021-32475 is a medium-severity vulnerability in Moodle with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 5.4)
- CVSS v2: 3.5
- EPSS exploit prediction: 1% (43rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Moodle
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2021-32475?
- 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 severe is CVE-2021-32475?
- CVE-2021-32475 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2021-32475 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-32475?
- CVE-2021-32475 affects Moodle. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-32475?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2021-32475 published?
- CVE-2021-32475 was published on 2022-03-11 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
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