Vulnerability · Published Apr 25, 2025 · Assigned by fedora

CVE-2025-3634Moodle: moodle allows course self-enrolment before completing mfa

Medium 4.3

In plain English

A medium-severity improper authentication in moodle. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 81.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A security vulnerability was discovered in Moodle that allows students to enroll themselves in courses without completing all the necessary safety checks. Specifically, users can sign up for courses prematurely, even if they haven't finished two-step verification processes.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagistmoodle/moodle4.3.12GHSA-qhc7-xhc2-7p7w
Packagistmoodle/moodle4.4.8GHSA-qhc7-xhc2-7p7w
Packagistmoodle/moodle4.5.4GHSA-qhc7-xhc2-7p7w

Affected products (as reported)

VendorProductVersions
moodle 4.5.0 – before 4.5.44.4.0 – before 4.4.84.3.0 – before 4.3.12

Weakness: CWE-287 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

References