Moodle: user list filters bypass profile field visibility

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-102587
StatePUBLISHED
Assignerfedora
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-30 09:17:16 UTC
Updated2026-09-30 16:20:44 UTC
DescriptionA flaw was found in Moodle. User list filters do not properly enforce visibility restrictions on user profile fields. An authorized user with manager privileges can filter user lists using profile attributes they are not permitted to view directly, resulting in unauthorized information disclosure by inferring hidden user data.

Risk And Classification

Primary CVSS: v3.1 2.7 LOW from [email protected]

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Problem Types: CWE-204 | CWE-204 Observable Response Discrepancy

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary2.7LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
3.1CNACVSS2.7LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

References

ReferenceSourceLinkTags
git.moodle.org/gw [email protected] git.moodle.org
access.redhat.com/security/cve/CVE-2026-102587 [email protected] access.redhat.com
moodle.org/mod/forum/discuss.php [email protected] moodle.org
bugzilla.redhat.com/show_bug.cgi [email protected] bugzilla.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Upstream acknowledges Martin Greenaway as the original reporter. (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-09-09T13:08:58.000ZReported to Red Hat.
CNA2026-09-29T20:17:12.000ZMade public.

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