CVE-2026-102585

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 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-88538	Patch
https://access.redhat.com/security/cve/CVE-2026-102585	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2543639	Issue Tracking Third Party Advisory
https://moodle.org/mod/forum/discuss.php?d=482503	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:moodle:moodle::::::::
	cpe:2.3:a:moodle:moodle::::::::

History

01 Oct 2026, 14:47

Type	Values Removed	Values Added
CPE		cpe:2.3:a:moodle:moodle::::::::
First Time		Moodle Moodle moodle
References	~~() http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-88538 -~~	() http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-88538 - Patch
References	~~() https://access.redhat.com/security/cve/CVE-2026-102585 -~~	() https://access.redhat.com/security/cve/CVE-2026-102585 - Third Party Advisory
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=2543639 -~~	() https://bugzilla.redhat.com/show_bug.cgi?id=2543639 - Issue Tracking, Third Party Advisory
References	~~() https://moodle.org/mod/forum/discuss.php?d=482503 -~~	() https://moodle.org/mod/forum/discuss.php?d=482503 - Vendor Advisory

30 Sep 2026, 09:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-09-30 09:17

Updated : 2026-10-01 14:47

NVD link : CVE-2026-102585

Mitre link : CVE-2026-102585

CVE.ORG link : CVE-2026-102585

JSON object : View

Products Affected

moodle

moodle

CWE

CWE-842

Placement of User into Incorrect Group

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