[CRITICAL] Moodle command execution vulnerability exists in the default legacy spellchecker plugin

PKSA-k7nx-24m2-nrw4 CVE-2021-21809 GHSA-c7jj-vfmr-j9mj

Affected package: moodle/moodle

Affected version: =3.8.0|=3.11.2|=3.10.0

Reported by:
GitHub