What’s Vulnerable › Vulnerabilities
CVE-2021-32476
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2022-03-11 · updated 2026-06-17
- Weakness: CWE-770
Description
A denial-of-service risk was identified in the draft files area, due to it not respecting user file upload limits. Moodle versions 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.
Affected products
- Moodle: before 3.5.18; from 3.8.0 before 3.8.9; from 3.9.0 before 3.9.7; from 3.10.0 before 3.10.4 — fixed in 3.10.4, 3.5.18, 3.8.9, 3.9.7
How to fix
Upgrade to a fixed version: Moodle 3.10.4, 3.5.18, 3.8.9, 3.9.7. Check the vendor advisory for mitigations.
References
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