CVE-2018-10890

Severity: medium (CVSS 5.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-07-10 · updated 2026-06-17
Weakness: CWE-200

Description

A flaw was found in moodle before versions 3.5.1, 3.4.4, 3.3.7, 3.1.13. It was possible for the core_course_get_categories web service to return hidden categories, which should be omitted when fetching course categories.

Affected products

Moodle: from 3.1.0 before 3.1.13; from 3.3.0 before 3.3.7; from 3.4.0 before 3.4.4; from 3.5.0 before 3.5.1 — fixed in 3.1.13, 3.3.7, 3.4.4, 3.5.1

How to fix

Upgrade to a fixed version: Moodle 3.1.13, 3.3.7, 3.4.4, 3.5.1. Check the vendor advisory for mitigations.

References

http://www.securityfocus.com/bid/104738
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10890
https://moodle.org/mod/forum/discuss.php?d=373370
http://www.securityfocus.com/bid/104738
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10890
https://moodle.org/mod/forum/discuss.php?d=373370

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