Disclosure 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.
Source-reported weakness categories
CWE-842
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2026-102585
Open original source · Updated Oct 01, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| moodle | moodle | * {"versionStartIncluding":"5.2.0","versionEndExcluding":"5.2.2"} |
Original records & references
- NIST NVD record
- CVE Program record
- access.redhat.com — Third Party Advisory
- bugzilla.redhat.com — Issue Tracking, Third Party Advisory
- moodle.org — Vendor Advisory
PUBLISHED 2026-09-30T05:17:15-04:00
MODIFIED 2026-10-01T10:47:35-04:00
INGESTED 2026-10-06T11:44:58-04:00