CVE-2024-25981: Msa-24-0004: forum export did not respect activity group settings

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-02-19 · updated 2026-06-17
Weakness: CWE-284

Description

Separate Groups mode restrictions were not honored when performing a forum export, which would export forum data for all groups. By default this only provided additional access to non-editing teachers.

Affected products

Fedoraproject Fedora: 38
Moodle: from 4.1.0 before 4.1.9; from 4.2.0 before 4.2.6; from 4.3.0 before 4.3.3 — fixed in 4.1.9, 4.2.6, 4.3.3

How to fix

Upgrade to a fixed version: Moodle 4.1.9, 4.2.6, 4.3.3. Check the vendor advisory for mitigations.

References

http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-80504
https://bugzilla.redhat.com/show_bug.cgi?id=2264097
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KXGBYJ43BUEBUAQZU3DT5I5A3YLF47CB/
https://moodle.org/mod/forum/discuss.php?d=455637
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-80504
https://bugzilla.redhat.com/show_bug.cgi?id=2264097
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KXGBYJ43BUEBUAQZU3DT5I5A3YLF47CB/
https://moodle.org/mod/forum/discuss.php?d=455637

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