CVE-2026-102579

Moodle: user profile information disclosure via grade web service

MEDIUM

4.3

CVSS Score

Published: September 30, 2026 at 08:36 AM UTC

Updated: October 1, 2026 at 02:21 PM UTC

1 product affected across 1 vendorMoodle

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Severity

MEDIUM4.3

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

A flaw was found in Moodle. An incorrect capability check in the grade web service allows an authenticated student to access profile information of other students enrolled in the same course that they should not have permission to view. This issue leads to unauthorized information disclosure.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Moodle · Moodle

95%

v < 4.5.135.0.0 ≤ v < 5.0.95.1.0 ≤ v < 5.1.65.2.0 ≤ v < 5.2.2

Affected range stops below 4.5.13, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.0.9, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.1.6, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.2.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

Patch

Source: cverecord

http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-89381

VDB Entryx_refsource_REDHATThird Party Advisory

Source: cverecord

https://access.redhat.com/security/cve/CVE-2026-102579

Issue Trackingx_refsource_REDHATThird Party Advisory

Source: cverecord

https://bugzilla.redhat.com/show_bug.cgi?id=2543633

Vendor Advisory

Source: cverecord

https://moodle.org/mod/forum/discuss.php?d=482497

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMfedora

Attack Vector: NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: LOW
Integrity: NONE
Availability: NONE

Vector?

Quick Info

StatusANALYZED

CWE

CWE-359

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