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OpenAdvisories
Medium · 4.3 CVE-2025-62395 EUVD-2025-35666GHSA-7f5w-xxw9-mqgp

Moodle: external cohort search service leaks system cohort data

Published Oct 23, 2025 · Updated Oct 23, 2025 · Assigned by fedora

Description

A flaw in the cohort search web service allowed users with permissions in lower contexts to access cohort information from the system context, revealing restricted administrative data.

Affected products

VendorProductAffectedFixed
— moodle 5.0.0 – < 5.0.3, 4.5.0 – < 4.5.7, 4.4.0 – < 4.4.11, 4.1.0 – < 4.1.21 5.0.3

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Ubuntu Pro 18.04 LTS moodle No fix yet —
Ubuntu Pro 16.04 LTS moodle No fix yet —

Advisories 1

References