CVE-2025-32045: Moodle: hidden grades shown to users without permission on some grade reports

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-04-25 · updated 2026-06-17
Weakness: CWE-862

Description

A flaw has been identified in Moodle where insufficient capability checks in certain grade reports allowed users without the necessary permissions to access hidden grades.

Affected products

Moodle: before 4.1.17; from 4.3.0 before 4.3.11; from 4.4.0 before 4.4.7; from 4.5.0 before 4.5.3 — fixed in 4.1.17, 4.3.11, 4.4.7, 4.5.3

How to fix

Upgrade to a fixed version: Moodle 4.1.17, 4.3.11, 4.4.7, 4.5.3. Check the vendor advisory for mitigations.

References

https://access.redhat.com/security/cve/CVE-2025-32045
https://bugzilla.redhat.com/show_bug.cgi?id=2356835

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