CVE-2025-67848

High

Description

A flaw was found in Moodle. This authentication bypass vulnerability allows suspended users to authenticate through the Learning Tools Interoperability (LTI) Provider. The issue arises from the LTI authentication handlers failing to enforce the user's suspension status, enabling unauthorized access to the system. This can lead to information disclosure or other unauthorized actions by users who should be restricted.

SeverityHigh
CVSS8.1
Exploit probability—
ProductMoodle
PublishedFeb 3, 2026
First seenFeb 3, 2026
Weakness typeCWE-280CWE-280

How to fix

Update
  • moodle moodle4.1.22, 4.4.11, 4.5.8, 5.0.4 or later
  • moodle/moodle4.1.22, 4.4.12, 4.5.8, 5.0.4, 5.1.1 or later

Affected products

ProductAffected versionsFixed in
moodle moodlev < 4.1.22, 4.4.0 ≤ v < 4.4.11, 4.5.0 ≤ v < 4.5.8, 5.0.0 ≤ v < 5.0.4, 5.1.04.1.22, 4.4.11, 4.5.8, 5.0.4
moodle/moodlePackagistv < 4.1.22, 4.4.0-beta ≤ v < 4.4.12, 4.5.0-beta ≤ v < 4.5.8, 5.0.0-beta ≤ v < 5.0.4, 5.1.0-beta ≤ v < 5.1.14.1.22, 4.4.12, 4.5.8, 5.0.4, 5.1.1

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