CVE-2026-102585: Placement of User into Incorrect Group
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.
CVE-2026-102585: Placement of User into Incorrect Group
Description
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.
CVSS v3.1
Score 4.3medium
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- fedora
- Date Reserved
- 2026-09-29T14:03:38.494Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://access.redhat.com/security/cve/CVE-2026-102585","vendor":"Red Hat"}]
Threat ID: 6abccd67c8a85a770d135e6b
Added to database: 09/30/2026, 08:50:47 UTC
Last updated: 09/30/2026, 08:50:47 UTC
Views: 1
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