CVE-2025-3628: Moodle

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

A flaw has was found in Moodle where anonymous assignment submissions can be de-anonymized via search, revealing student identities.

Affected products

• Moodle Moodle: from 4.5.0, before 4.5.4 (fixed in 4.5.4)

Published 2025-04-25. Last modified 2026-06-17.