CVE-2025-62393: Moodle: course access permissions not properly checked in course_output_fragment_course_overview

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-10-23 · updated 2026-06-17
Weakness: CWE-284

Description

A flaw was found in the course overview output function where user access permissions were not fully enforced. This could allow unauthorized users to view information about courses they should not have access to, potentially exposing limited course details.

Affected products

Moodle: from 5.0.0 before 5.0.3 — fixed in 5.0.3

How to fix

Upgrade to a fixed version: Moodle 5.0.3. Check the vendor advisory for mitigations.

References

https://access.redhat.com/security/cve/CVE-2025-62393
https://bugzilla.redhat.com/show_bug.cgi?id=2404426
https://moodle.org/mod/forum/discuss.php?d=470381

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