High severity8.8NVD Advisory· Published Nov 22, 2021· Updated Jun 17, 2026
CVE-2021-43559
CVE-2021-43559
Description
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. The "delete related badge" functionality did not include the necessary token check to prevent a CSRF risk.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
moodle/moodlePackagist | >= 3.11, < 3.11.4 | 3.11.4 |
moodle/moodlePackagist | >= 3.10, < 3.10.8 | 3.10.8 |
moodle/moodlePackagist | >= 3.9, < 3.9.11 | 3.9.11 |
Affected products
3- Moodle/Moodledescription
- osv-coords2 versions
< 3.8.9+ 1 more
- (no CPE)range: < 3.8.9
- (no CPE)range: >= 3.11, < 3.11.4
Patches
Vulnerability mechanics
References
5- moodle.org/mod/forum/discuss.phpnvdPatchVendor AdvisoryWEB
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party AdvisoryWEB
- github.com/advisories/GHSA-3jrj-x6cj-97cpghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-43559ghsaADVISORY
- github.com/moodle/moodle/commit/20d41ebae4eb28269298504c68db511a05ec4969ghsaWEB
News mentions
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