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CVE-2026-102585BIT-MOODLE-2026-102585

Moodle: group validation missing when enrolling user to course

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.2.2, 5.1.6
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

A flaw was found in Moodle. When enrolling a user into a course while assigning them to a group, the application does not verify whether the selected group actually belongs to that course. An authenticated user with teacher privileges could exploit this flaw to add users to groups within courses they do not have authorization to access.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • moodle

    From 5.2.0 · fixed in 5.2.2; From 5.1.0 · fixed in 5.1.6

  • moodleBitnami

    From 5.1.0 · fixed in 5.1.6; From 5.2.0 · fixed in 5.2.2

References 4

git.moodle.org

access.redhat.com

bugzilla.redhat.com

moodle.org