CVE-2020-14321
In Moodle before 3.9.1, 3.8.4, 3.7.7 and 3.5.13, teachers of a course were able to assign themselves the manager role within that course.
- Published
- Aug 16, 2022
- Updated
- Aug 4, 2024
- Assigning CNA
- redhat
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HModerate · next 30 days
- Percentile
- 96.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
In Moodle before 3.9.1, 3.8.4, 3.7.7 and 3.5.13, teachers of a course were able to assign themselves the manager role within that course.
Sources
3Course enrolments allowed privilege escalation from teacher role into manager role to RCE
- CVE-2020-14321Exploit
Authenticated exploit for Moodle 3.9 that escalates teacher privileges to manager role and achieves remote code execution via malicious plugin upload.
Python exploit script for CVE-2020-14321, enabling privilege escalation from teacher to manager in Moodle via cookie-based session hijacking and role assignment.
Responsible use
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