CVE-2024-43429: Moodle: user information visibility control issues in gradebook 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: 2024-11-11 · updated 2026-06-17
Weakness: CWE-312

Description

A flaw was found in moodle. Some hidden user profile fields are visible in gradebook reports, which could result in users without the "view hidden user fields" capability having access to the information.

Affected products

Moodle: before 4.1.12; from 4.2.0 before 4.2.9; from 4.3.0 before 4.3.6; from 4.4.0 before 4.4.2 — fixed in 4.1.12, 4.2.9, 4.3.6, 4.4.2

How to fix

Upgrade to a fixed version: Moodle 4.1.12, 4.2.9, 4.3.6, 4.4.2. Check the vendor advisory for mitigations.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2304257
https://moodle.org/mod/forum/discuss.php?d=461197

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